{"id":"CVE-2014-6278","published":"2014-09-30T10:55:04Z","modified":"2026-06-17T00:12:50Z","title":"GNU Bash OS Command Injection Vulnerability","vendor":"GNU","product":"GNU Bash","tier":"core","eol":null,"description":{"text":"GNU Bash through 4.3 bash43-026 does not properly parse function definitions in the values of environment variables, which allows remote attackers to execute arbitrary commands via a crafted environment, as demonstrated by vectors involving the ForceCommand feature in OpenSSH sshd, the mod_cgi and mod_cgid modules in the Apache HTTP Server, scripts executed by unspecified DHCP clients, and other situations in which setting the environment occurs across a privilege boundary from Bash execution.  NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-6271, CVE-2014-7169, and CVE-2014-6277.","provenance":"source","from":"NVD"},"summary":{"text":"GNU Bash (through 4.3 bash43-026) fails to properly parse function definitions contained in environment variable values, which is an injection flaw in how Bash processes its inherited environment. An attacker with network access can execute arbitrary commands by supplying a crafted environment, as demonstrated through OpenSSH sshd's ForceCommand feature, Apache HTTP Server's mod_cgi and mod_cgid modules, and DHCP client scripts, in any setting where environment variables cross a privilege boundary into Bash execution, and the attack requires user interaction and no authentication.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-29T08:31:48Z"},"cvss":{"score":8.8,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.99669,"percentile":0.9995,"date":"2026-10-28","provenance":"source"},"kev":{"dateAdded":"2025-10-02","dueDate":"2025-10-23","ransomware":false,"requiredAction":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. ","notes":"This vulnerability could affect an open-source component, third-party library, protocol, or proprietary implementation that could be used by different products. For more information, please see: http://ftp.gnu.org/gnu/bash/bash-4.3-patches/bash43-027 ; https://support.broadcom.com/web/ecx/support-content-notification/-/external/content/SecurityAdvisories/0/23467 ; https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140926-bash ; https://www.ibm.com/support/pages/security-bulletin-update-vulnerabilities-bash-affect-aix-toolbox-linux-applications-cve-2014-6271-cve-2014-6277-cve-2014-6278-cve-2014-7169-cve-2014-7186-and-cve-2014-7187 ; https://nvd.nist.gov/vuln/detail/CVE-2014-6278","provenance":"source"},"vulncheckKev":{"dateAdded":"2018-03-01","exploitedFirstSeen":"2018-03-01","ransomware":false,"evidence":[{"url":"https://www.virusbulletin.com/virusbulletin/2018/03/vb2017-paper-router-all-evil-more-just-default-passwords-and-silly-scripts/","date":"2018-03-01"},{"url":"https://www.sonicwall.com/medialibrary/en/white-paper/mid-year-2024-cyber-threat-report.pdf","date":"2024-07-23"},{"url":"https://blog.talosintelligence.com/content/files/2025/03/2024YiR-report.pdf","date":"2025-03-31"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2025-10-02"},{"url":"https://www.loginsoft.com/reports/annually/vulnerability-intelligence-report-2025","date":"2026-01-20"},{"url":"https://www.cisa.gov/news-events/cybersecurity-advisories/aa26-281a","date":"2026-10-08"}],"evidenceTotal":6,"provenance":"source"},"exploited":true,"otx":{"pulseCount":50,"pulses":[{"name":"Actively_Exploited_Kev | Oct 29, 2026","url":"https://otx.alienvault.com/pulse/6ae20c1db17e7057ae7d9ad1","created":"2026-10-28"},{"name":"Actively_Exploited_Kev | Oct 28, 2026","url":"https://otx.alienvault.com/pulse/6ae0ba7e0e2a97ff7b218819","created":"2026-10-27"},{"name":"Actively_Exploited_Kev | Oct 27, 2026","url":"https://otx.alienvault.com/pulse/6adf68b85c3e852f3c111d18","created":"2026-10-26"},{"name":"Actively_Exploited_Kev | Oct 24, 2026","url":"https://otx.alienvault.com/pulse/6adb740e397c3ad4799aa4cd","created":"2026-10-23"},{"name":"Actively_Exploited_Kev | Oct 23, 2026","url":"https://otx.alienvault.com/pulse/6ada236fcfba2dfa730ea482","created":"2026-10-22"},{"name":"Actively_Exploited_Kev | Oct 22, 2026","url":"https://otx.alienvault.com/pulse/6ad8d33a077cbb5cab524d80","created":"2026-10-21"},{"name":"Actively_Exploited_Kev | Oct 21, 2026","url":"https://otx.alienvault.com/pulse/6ad78130c4d1ac2be83a8b6d","created":"2026-10-20"},{"name":"Actively_Exploited_Kev | Oct 20, 2026","url":"https://otx.alienvault.com/pulse/6ad62f63c24a405a3423cc13","created":"2026-10-19"},{"name":"Actively_Exploited_Kev | Oct 19, 2026","url":"https://otx.alienvault.com/pulse/6ad4dda174e5797d0bd238b7","created":"2026-10-18"},{"name":"Actively_Exploited_Kev | Oct 18, 2026","url":"https://otx.alienvault.com/pulse/6ad38c22e1848f8189d1c121","created":"2026-10-17"}],"provenance":"machine"},"cwes":[{"id":"CWE-78","name":"Improper Neutralization of Special Elements used in an OS Command"}],"references":[{"url":"http://jvn.jp/en/jp/JVN55667175/index.html","tags":["Third Party Advisory"]},{"url":"http://jvndb.jvn.jp/jvndb/JVNDB-2014-000126","tags":["Third Party Advisory"]},{"url":"http://lcamtuf.blogspot.com/2014/09/bash-bug-apply-unofficial-patch-now.html","tags":["Patch","Third Party Advisory"]},{"url":"http://lcamtuf.blogspot.com/2014/10/bash-bug-how-we-finally-cracked.html","tags":["Third Party Advisory"]},{"url":"http://linux.oracle.com/errata/ELSA-2014-3093","tags":["Third Party Advisory"]},{"url":"http://linux.oracle.com/errata/ELSA-2014-3094","tags":["Third Party Advisory"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00004.html","tags":["Mailing List"]},{"url":"http://lists.opensuse.org/opensuse-updates/2014-10/msg00025.html","tags":["Mailing List"]},{"url":"http://marc.info/?l=bugtraq&m=141330468527613&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141345648114150&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141383026420882&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141383081521087&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141383196021590&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141383244821813&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141383304022067&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141383353622268&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141383465822787&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141450491804793&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141576728022234&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141577137423233&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141577241923505&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141577297623641&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141585637922673&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141879528318582&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=142118135300698&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=142358026505815&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=142358078406056&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=142721162228379&w=2","tags":["Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/128567/CA-Technologies-GNU-Bash-Shellshock.html","tags":["Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/137344/Sun-Secure-Global-Desktop-Oracle-Global-Desktop-Shellshock.html","tags":["Third Party Advisory"]},{"url":"http://secunia.com/advisories/58200","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/59907","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/59961","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/60024","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/60034","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/60044","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/60055","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/60063","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/60193","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/60325","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/60433","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61065","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61128","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61129","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61283","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61287","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61291","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61312","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61313","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61328","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61442","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61471","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61485","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61503","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61550","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61552","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61565","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61603","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61633","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61641","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61643","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61654","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61703","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61780","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61816","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61857","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/62312","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/62343","tags":["Third Party Advisory"]},{"url":"http://support.novell.com/security/cve/CVE-2014-6278.html","tags":["Third Party Advisory"]},{"url":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140926-bash","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=isg3T1021272","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=isg3T1021279","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=isg3T1021361","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004879","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004897","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004898","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004915","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21685541","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21685604","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21685733","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21685749","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21685914","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21686131","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21686246","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21686445","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21686479","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21686494","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21687079","tags":["Third Party Advisory"]},{"url":"http://www-947.ibm.com/support/entry/portal/docdisplay?lndocid=MIGR-5096315","tags":["Third Party Advisory"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2015:164","tags":["Third Party Advisory"]},{"url":"http://www.novell.com/support/kb/doc.php?id=7015721","tags":["Third Party Advisory"]},{"url":"http://www.oracle.com/technetwork/topics/security/bashcve-2014-7169-2317675.html","tags":["Third Party Advisory"]},{"url":"http://www.qnap.com/i/en/support/con_show.php?cid=61","tags":["Third Party Advisory"]},{"url":"http://www.ubuntu.com/usn/USN-2380-1","tags":["Third Party Advisory"]},{"url":"http://www.vmware.com/security/advisories/VMSA-2014-0010.html","tags":["Third Party Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1147414","tags":["Third Party Advisory"]},{"url":"https://kb.bluecoat.com/index?page=content&id=SA82","tags":["Third Party Advisory"]},{"url":"https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10648","tags":["Third Party Advisory"]},{"url":"https://kc.mcafee.com/corporate/index?page=content&id=SB10085","tags":["Third Party Advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2014-6278","tags":["Third Party Advisory"]},{"url":"https://support.citrix.com/article/CTX200217","tags":["Third Party Advisory"]},{"url":"https://support.citrix.com/article/CTX200223","tags":["Third Party Advisory"]},{"url":"https://support.f5.com/kb/en-us/solutions/public/15000/600/sol15629.html","tags":["Third Party Advisory"]},{"url":"https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-c04497075","tags":["Third Party Advisory"]},{"url":"https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-c04518183","tags":["Third Party Advisory"]},{"url":"https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk102673&src=securityAlerts","tags":["Third Party Advisory"]},{"url":"https://www.arista.com/en/support/advisories-notices/security-advisories/1008-security-advisory-0006","tags":["Third Party Advisory"]},{"url":"https://www.exploit-db.com/exploits/39568/","tags":["Third Party Advisory"]},{"url":"https://www.exploit-db.com/exploits/39887/","tags":["Third Party Advisory"]},{"url":"https://www.suse.com/support/shellshock/","tags":["Vendor Advisory"]},{"url":"http://jvn.jp/en/jp/JVN55667175/index.html","tags":["Third Party Advisory"]},{"url":"http://jvndb.jvn.jp/jvndb/JVNDB-2014-000126","tags":["Third Party Advisory"]},{"url":"http://lcamtuf.blogspot.com/2014/09/bash-bug-apply-unofficial-patch-now.html","tags":["Patch","Third Party Advisory"]},{"url":"http://lcamtuf.blogspot.com/2014/10/bash-bug-how-we-finally-cracked.html","tags":["Third Party Advisory"]},{"url":"http://linux.oracle.com/errata/ELSA-2014-3093","tags":["Third Party Advisory"]},{"url":"http://linux.oracle.com/errata/ELSA-2014-3094","tags":["Third Party Advisory"]},{"url":"http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00004.html","tags":["Mailing List"]},{"url":"http://lists.opensuse.org/opensuse-updates/2014-10/msg00025.html","tags":["Mailing List"]},{"url":"http://marc.info/?l=bugtraq&m=141330468527613&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141345648114150&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141383026420882&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141383081521087&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141383196021590&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141383244821813&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141383304022067&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141383353622268&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141383465822787&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141450491804793&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141576728022234&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141577137423233&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141577241923505&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141577297623641&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141585637922673&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=141879528318582&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=142118135300698&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=142358026505815&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=142358078406056&w=2","tags":["Third Party Advisory"]},{"url":"http://marc.info/?l=bugtraq&m=142721162228379&w=2","tags":["Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/128567/CA-Technologies-GNU-Bash-Shellshock.html","tags":["Third Party Advisory"]},{"url":"http://packetstormsecurity.com/files/137344/Sun-Secure-Global-Desktop-Oracle-Global-Desktop-Shellshock.html","tags":["Third Party Advisory"]},{"url":"http://secunia.com/advisories/58200","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/59907","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/59961","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/60024","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/60034","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/60044","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/60055","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/60063","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/60193","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/60325","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/60433","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61065","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61128","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61129","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61283","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61287","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61291","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61312","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61313","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61328","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61442","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61471","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61485","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61503","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61550","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61552","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61565","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61603","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61633","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61641","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61643","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61654","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61703","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61780","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61816","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/61857","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/62312","tags":["Broken Link"]},{"url":"http://secunia.com/advisories/62343","tags":["Third Party Advisory"]},{"url":"http://support.novell.com/security/cve/CVE-2014-6278.html","tags":["Third Party Advisory"]},{"url":"http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140926-bash","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=isg3T1021272","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=isg3T1021279","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=isg3T1021361","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004879","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004897","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004898","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004915","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21685541","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21685604","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21685733","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21685749","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21685914","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21686131","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21686246","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21686445","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21686479","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21686494","tags":["Third Party Advisory"]},{"url":"http://www-01.ibm.com/support/docview.wss?uid=swg21687079","tags":["Third Party Advisory"]},{"url":"http://www-947.ibm.com/support/entry/portal/docdisplay?lndocid=MIGR-5096315","tags":["Third Party Advisory"]},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2015:164","tags":["Third Party Advisory"]},{"url":"http://www.novell.com/support/kb/doc.php?id=7015721","tags":["Third Party Advisory"]},{"url":"http://www.oracle.com/technetwork/topics/security/bashcve-2014-7169-2317675.html","tags":["Third Party Advisory"]},{"url":"http://www.qnap.com/i/en/support/con_show.php?cid=61","tags":["Third Party Advisory"]},{"url":"http://www.ubuntu.com/usn/USN-2380-1","tags":["Third Party Advisory"]},{"url":"http://www.vmware.com/security/advisories/VMSA-2014-0010.html","tags":["Third Party Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1147414","tags":["Third Party Advisory"]},{"url":"https://kb.bluecoat.com/index?page=content&id=SA82","tags":["Third Party Advisory"]},{"url":"https://kb.juniper.net/InfoCenter/index?page=content&id=JSA10648","tags":["Third Party Advisory"]},{"url":"https://kc.mcafee.com/corporate/index?page=content&id=SB10085","tags":["Third Party Advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2014-6278","tags":["Third Party Advisory"]},{"url":"https://support.citrix.com/article/CTX200217","tags":["Third Party Advisory"]},{"url":"https://support.citrix.com/article/CTX200223","tags":["Third Party Advisory"]},{"url":"https://support.f5.com/kb/en-us/solutions/public/15000/600/sol15629.html","tags":["Third Party Advisory"]},{"url":"https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-c04497075","tags":["Third Party Advisory"]},{"url":"https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-c04518183","tags":["Third Party Advisory"]},{"url":"https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk102673&src=securityAlerts","tags":["Third Party Advisory"]},{"url":"https://www.arista.com/en/support/advisories-notices/security-advisories/1008-security-advisory-0006","tags":["Third Party Advisory"]},{"url":"https://www.exploit-db.com/exploits/39568/","tags":["Third Party Advisory"]},{"url":"https://www.exploit-db.com/exploits/39887/","tags":["Third Party Advisory"]},{"url":"https://www.suse.com/support/shellshock/","tags":["Vendor Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-6278","tags":["US Government Resource"]}],"techniques":[{"id":"T1190","name":"Exploit Public-Facing Application","tactics":["initial-access"],"provenance":"source","basis":"ctid-cve","bases":["ctid-cve","ai-mapping"],"basisDetail":"CTID attack_to_cve (Phase 1); claude-haiku-5-5: remote attacker exploits public-facing services via environment","mappingType":"uncategorized","evidence":[{"from":"description","quote":"allows remote attackers to execute arbitrary commands via a crafted environment","start":123,"end":202}],"confidence":"low","confidenceNote":"needs user interaction; not a public-facing exploit"},{"id":"T1203","name":"Exploitation for Client Execution","tactics":["execution"],"provenance":"source","basis":"ctid-cve","bases":["ctid-cve"],"basisDetail":"CTID attack_to_cve (Phase 1)","mappingType":"uncategorized","evidence":[],"confidence":"low","confidenceNote":"CTID attack_to_cve Phase 1 \"Uncategorized\" mapping (not staged by impact)"},{"id":"T1059.004","name":"Unix Shell","tactics":["execution"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: arbitrary command execution through Bash shell","mappingType":"primary_impact","evidence":[{"from":"description","quote":"allows remote attackers to execute arbitrary commands via a crafted environment","start":123,"end":202}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"}],"reports":[{"id":"SRC-cac5a64d298755b4fcba","title":"Industrial Cybersecurity Threat Briefing","publisher":"boozallen.com","url":"https://www.boozallen.com/content/dam/boozallen/documents/2016/09/ukraine-report-when-the-lights-went-out.pdf","date":null,"mentions":[{"quote":"“Vulnerability Summary for CVE-2014-6278,” National Vulnerability Database, September 30, 2014, modified June 14, 2016,","start":185948,"end":186067},{"quote":"accessed July 14, 2016, hxxps://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-6278.","start":186069,"end":186156}]}],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2014-6163","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2014-6163","exploited":true,"exploitedSince":"2025-10-02","provenance":"source"},"exploits":[{"id":34860,"url":"https://www.exploit-db.com/exploits/34860","title":"GNU bash 4.3.11 - Environment Variable dhclient","type":"remote","platform":"linux","date":"2014-10-02","verified":false,"provenance":"source"},{"id":34900,"url":"https://www.exploit-db.com/exploits/34900","title":"Apache mod_cgi - 'Shellshock' Remote Command Injection","type":"remote","platform":"linux","date":"2014-10-06","verified":true,"provenance":"source"},{"id":36933,"url":"https://www.exploit-db.com/exploits/36933","title":"dhclient 4.1 - Bash Environment Variable Command Injection (Shellshock)","type":"remote","platform":"linux","date":"2014-09-29","verified":true,"provenance":"source"},{"id":39568,"url":"https://www.exploit-db.com/exploits/39568","title":"Cisco UCS Manager 2.1(1b) - Remote Command Injection (Shellshock)","type":"remote","platform":"hardware","date":"2016-03-16","verified":false,"provenance":"source"},{"id":39887,"url":"https://www.exploit-db.com/exploits/39887","title":"Sun Secure Global Desktop and Oracle Global Desktop 4.61.915 - Command Injection (Shellshock)","type":"webapps","platform":"cgi","date":"2016-06-06","verified":false,"provenance":"source"}],"exploitSources":{"exploitdb":{"count":5,"earliest":"2014-09-29"},"metasploit":[{"name":"Apache mod_cgi Bash Environment Variable Injection (Shellshock) Scanner","module":"auxiliary/scanner/http/apache_mod_cgi_bash_env","type":"auxiliary","disclosureDate":"2014-09-24","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/scanner/http/apache_mod_cgi_bash_env.rb"},{"name":"Apache mod_cgi Bash Environment Variable Code Injection (Shellshock)","module":"exploit/multi/http/apache_mod_cgi_bash_env_exec","type":"exploit","disclosureDate":"2014-09-24","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/apache_mod_cgi_bash_env_exec.rb"},{"name":"CUPS Filter Bash Environment Variable Code Injection (Shellshock)","module":"exploit/multi/http/cups_bash_env_exec","type":"exploit","disclosureDate":"2014-09-24","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/multi/http/cups_bash_env_exec.rb"}],"first":{"date":"2014-09-24","source":"Metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/scanner/http/apache_mod_cgi_bash_env.rb"},"provenance":"source"},"exploitRefs":["http://packetstormsecurity.com/files/128567/CA-Technologies-GNU-Bash-Shellshock.html","http://packetstormsecurity.com/files/137344/Sun-Secure-Global-Desktop-Oracle-Global-Desktop-Shellshock.html","https://www.exploit-db.com/exploits/39568/","https://www.exploit-db.com/exploits/39887/"],"flow":[{"stage":"primary","techniques":["T1059.004"],"provenance":"ai"},{"stage":"related","techniques":["T1190","T1203"],"provenance":"source","lowConfidence":true}],"timeline":[{"date":"2014-09-24","kind":"exploit-public","label":"First public exploit: Metasploit; later: Exploit-DB 2014-09-29","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/scanner/http/apache_mod_cgi_bash_env.rb","provenance":"source"},{"date":"2014-09-30","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2014-6278","provenance":"source"},{"date":"2018-03-01","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV evidence)","url":"https://www.virusbulletin.com/virusbulletin/2018/03/vb2017-paper-router-all-evil-more-just-default-passwords-and-silly-scripts/","provenance":"source"},{"date":"2025-10-02","kind":"kev","label":"Added to CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","provenance":"source"},{"date":"2025-10-02","kind":"euvd-exploited","label":"ENISA EUVD: exploited","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2014-6163","provenance":"source"}],"speed":{"daysToPublicExploit":null,"firstExploitFrom":"Metasploit","daysToKev":4020},"priority":{"score":73.0,"factors":[{"name":"In a KEV catalog","points":35.0,"detail":"listed in CISA KEV and VulnCheck KEV"},{"name":"Recent KEV listing","points":0.0,"detail":"added 3164 days ago"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":19.99,"detail":"percentile 0.9995"},{"name":"Named in threat reports","points":3.87,"detail":"1 report"},{"name":"Public exploit code","points":5.0,"detail":"5 Exploit-DB entries; 4 NVD exploit links; 3 Metasploit modules"},{"name":"Mentioned in OTX pulses","points":3.0,"detail":"50 pulses"},{"name":"CVSS severity","points":6.16,"detail":"base score 8.8"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]},"lineage":{"familyId":"fam-gnu-bourne-again-shell-bash-cve-2014-6271","parents":[{"from":"CVE-2014-6271","to":"CVE-2014-6278","relation":"incomplete-fix","confidence":"high","kind":"lineage","evidence":[{"kind":"text","provenance":"source","relation":"incomplete-fix","quote":"NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-6271, CVE-2014-7169, and CVE-2014-6277.","from":"NVD","in":"CVE-2014-6278"}]},{"from":"CVE-2014-7169","to":"CVE-2014-6278","relation":"incomplete-fix","confidence":"high","kind":"lineage","evidence":[{"kind":"text","provenance":"source","relation":"incomplete-fix","quote":"NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-6271, CVE-2014-7169, and CVE-2014-6277.","from":"NVD","in":"CVE-2014-6278"}]},{"from":"CVE-2014-6277","to":"CVE-2014-6278","relation":"incomplete-fix","confidence":"high","kind":"lineage","evidence":[{"kind":"text","provenance":"source","relation":"incomplete-fix","quote":"NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-6271, CVE-2014-7169, and CVE-2014-6277.","from":"NVD","in":"CVE-2014-6278"}]}]}}