{"id":"CVE-2014-4113","published":"2014-10-15T10:55:07Z","modified":"2026-06-17T00:09:27Z","title":"Microsoft Win32k Privilege Escalation Vulnerability","vendor":"Microsoft","product":"Win32k","tier":"core","eol":null,"description":{"text":"win32k.sys in the kernel-mode drivers in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows local users to gain privileges via a crafted application, as exploited in the wild in October 2014, aka \"Win32k.sys Elevation of Privilege Vulnerability.\"","provenance":"source","from":"NVD"},"summary":{"text":"A flaw in win32k.sys, the kernel-mode driver component of Microsoft Windows (including Windows Server 2003 through 2012 R2, Windows Vista, 7, 8, 8.1 and Windows RT), allows privilege escalation. An attacker with local, unprivileged access can gain elevated privileges by running a crafted application, and user interaction is required.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-23T07:06:11Z"},"cvss":{"score":7.8,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.86648,"percentile":0.99739,"date":"2026-10-28","provenance":"source"},"kev":{"dateAdded":"2022-05-04","dueDate":"2022-05-25","ransomware":false,"requiredAction":"Apply updates per vendor instructions.","notes":"https://nvd.nist.gov/vuln/detail/CVE-2014-4113","provenance":"source"},"vulncheckKev":{"dateAdded":"2014-10-14","exploitedFirstSeen":"2014-10-14","ransomware":false,"evidence":[{"url":"https://docs.google.com/spreadsheets/d/1lkNJ0uQwbeC1ZTRrxdtuPLCIl7mlUreoKfSIgajnSyY/edit","date":"2014-10-14"},{"url":"https://www.crowdstrike.com/blog/crowdstrike-discovers-use-64-bit-zero-day-privilege-escalation-exploit-cve-2014-4113-hurricane-panda/","date":"2014-10-14"},{"url":"https://www.cve.org/CVERecord?id=CVE-2014-4113","date":"2014-10-15"},{"url":"https://www.group-ib.com/resources/threat-research/Anunak_APT_against_financial_institutions.pdf","date":"2014-12-22"},{"url":"https://cyberwarzone.com/wp-content/uploads/2019/02/ReportGlobalThreatIntelligence.pdf","date":"2015-02-06"},{"url":"https://www.crowdstrike.com/blog/cyber-deterrence-in-action-a-story-of-one-long-hurricane-panda-campaign/","date":"2015-04-13"},{"url":"https://www.virusbulletin.com/virusbulletin/2020/05/vb2019-paper-apt-cases-exploiting-vulnerabilities-regionspecific-software/#ref3","date":"2020-05-01"},{"url":"https://dl.acm.org/doi/pdf/10.1145/3465481.3465758","date":"2021-08-17"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2022-05-04"},{"url":"https://www.akamai.com/blog/security/the-nansh0u-campaign-hackers-arsenal-grows-stronger","date":"2022-07-16"}],"evidenceTotal":11,"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-264","name":null}],"references":[{"url":"http://blog.trendmicro.com/trendlabs-security-intelligence/an-analysis-of-a-windows-kernel-mode-vulnerability-cve-2014-4113/","tags":["Exploit","Not Applicable"]},{"url":"http://blogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-october-2014-security-updates.aspx","tags":["Not Applicable","Vendor Advisory"]},{"url":"http://osvdb.org/show/osvdb/113167","tags":["Broken Link"]},{"url":"http://packetstormsecurity.com/files/131964/Windows-8.0-8.1-x64-TrackPopupMenu-Privilege-Escalation.html","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://secunia.com/advisories/60970","tags":["Broken Link"]},{"url":"http://www.exploit-db.com/exploits/35101","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/70364","tags":["Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-058","tags":["Patch","Vendor Advisory"]},{"url":"https://github.com/sam-b/CVE-2014-4113","tags":["Third Party Advisory"]},{"url":"https://www.exploit-db.com/exploits/37064/","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/39666/","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://blog.trendmicro.com/trendlabs-security-intelligence/an-analysis-of-a-windows-kernel-mode-vulnerability-cve-2014-4113/","tags":["Exploit","Not Applicable"]},{"url":"http://blogs.technet.com/b/srd/archive/2014/10/14/accessing-risk-for-the-october-2014-security-updates.aspx","tags":["Not Applicable","Vendor Advisory"]},{"url":"http://osvdb.org/show/osvdb/113167","tags":["Broken Link"]},{"url":"http://packetstormsecurity.com/files/131964/Windows-8.0-8.1-x64-TrackPopupMenu-Privilege-Escalation.html","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://secunia.com/advisories/60970","tags":["Broken Link"]},{"url":"http://www.exploit-db.com/exploits/35101","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/70364","tags":["Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2014/ms14-058","tags":["Patch","Vendor Advisory"]},{"url":"https://github.com/sam-b/CVE-2014-4113","tags":["Third Party Advisory"]},{"url":"https://www.exploit-db.com/exploits/37064/","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/39666/","tags":["Third Party Advisory","VDB Entry"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-4113","tags":["US Government Resource"]}],"techniques":[{"id":"T1068","name":"Exploitation for Privilege Escalation","tactics":["privilege-escalation"],"provenance":"source","basis":"ctid-cve","bases":["ctid-cve","ai-mapping"],"basisDetail":"CTID attack_to_cve (Phase 1); claude-haiku-5-5: Kernel driver flaw yields local privilege escalation","mappingType":"uncategorized","evidence":[{"from":"description","quote":"allows local users to gain privileges via a crafted application","start":231,"end":294}],"confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"},{"id":"T1204.002","name":"Malicious File","tactics":["execution"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: User runs crafted application triggering kernel flaw","mappingType":"exploitation_technique","evidence":[{"from":"description","quote":"allows local users to gain privileges via a crafted application","start":231,"end":294}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"}],"reports":[{"id":"SRC-bc9af9dd604bcbbd89cd","title":"RECON MTL 2017 evolution of pirpi","publisher":"recon.cx","url":"https://recon.cx/2017/montreal/resources/slides/RECON-MTL-2017-evolution_of_pirpi.pdf","date":null,"mentions":[{"quote":"• (CVE-2014-4113)","start":516,"end":533}]}],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2014-4044","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2014-4044","exploited":true,"exploitedSince":"2022-05-04","provenance":"source"},"exploits":[{"id":35101,"url":"https://www.exploit-db.com/exploits/35101","title":"Microsoft Windows - TrackPopupMenu Win32k Null Pointer Dereference (MS14-058) (Metasploit)","type":"local","platform":"windows","date":"2014-10-28","verified":true,"provenance":"source"},{"id":37064,"url":"https://www.exploit-db.com/exploits/37064","title":"Microsoft Windows 8.0/8.1 (x64) - 'TrackPopupMenu' Local Privilege Escalation (MS14-058)","type":"local","platform":"windows_x86-64","date":"2015-05-19","verified":true,"provenance":"source"},{"id":39666,"url":"https://www.exploit-db.com/exploits/39666","title":"Microsoft Windows Kernel - 'win32k.sys' Local Privilege Escalation (MS14-058)","type":"local","platform":"windows","date":"2016-04-05","verified":false,"provenance":"source"},{"id":46945,"url":"https://www.exploit-db.com/exploits/46945","title":"Microsoft Windows 8.1/ Server 2012 - 'Win32k.sys' Local Privilege Escalation (MS14-058)","type":"local","platform":"windows","date":"2014-11-24","verified":false,"provenance":"source"}],"exploitSources":{"exploitdb":{"count":4,"earliest":"2014-10-28"},"pocGithub":{"count":4,"skipped":0,"earliest":"2014-11-19","earliestUrl":"https://github.com/johnjohnsp1/CVE-2014-4113","repos":[{"name":"sam-b/CVE-2014-4113","url":"https://github.com/sam-b/CVE-2014-4113","stars":41,"created":"2016-02-07"},{"name":"nsxz/Exploit-CVE-2014-4113","url":"https://github.com/nsxz/Exploit-CVE-2014-4113","stars":5,"created":"2016-01-22"},{"name":"johnjohnsp1/CVE-2014-4113","url":"https://github.com/johnjohnsp1/CVE-2014-4113","stars":3,"created":"2014-11-19"},{"name":"wikiZ/cve-2014-4113","url":"https://github.com/wikiZ/cve-2014-4113","stars":1,"created":"2020-11-30"}]},"metasploit":[{"name":"Windows TrackPopupMenu Win32k NULL Pointer Dereference","module":"exploit/windows/local/ms14_058_track_popup_menu","type":"exploit","disclosureDate":"2014-10-14","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/local/ms14_058_track_popup_menu.rb"}],"first":{"date":"2014-10-14","source":"Metasploit","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/local/ms14_058_track_popup_menu.rb"},"provenance":"source"},"exploitRefs":["http://blog.trendmicro.com/trendlabs-security-intelligence/an-analysis-of-a-windows-kernel-mode-vulnerability-cve-2014-4113/","http://packetstormsecurity.com/files/131964/Windows-8.0-8.1-x64-TrackPopupMenu-Privilege-Escalation.html","http://www.exploit-db.com/exploits/35101","https://www.exploit-db.com/exploits/37064/","https://www.exploit-db.com/exploits/39666/"],"flow":[{"stage":"exploitation","techniques":["T1204.002"],"provenance":"ai"},{"stage":"related","techniques":["T1068"],"provenance":"source"}],"timeline":[{"date":"2014-10-14","kind":"exploit-public","label":"First public exploit: Metasploit; later: Exploit-DB 2014-10-28, PoC-in-GitHub 2014-11-19","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/local/ms14_058_track_popup_menu.rb","provenance":"source"},{"date":"2014-10-14","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV evidence)","url":"https://docs.google.com/spreadsheets/d/1lkNJ0uQwbeC1ZTRrxdtuPLCIl7mlUreoKfSIgajnSyY/edit","provenance":"source"},{"date":"2014-10-15","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2014-4113","provenance":"source"},{"date":"2022-05-04","kind":"kev","label":"Added to CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","provenance":"source"},{"date":"2022-05-04","kind":"euvd-exploited","label":"ENISA EUVD: exploited","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2014-4044","provenance":"source"}],"speed":{"daysToPublicExploit":null,"firstExploitFrom":"Metasploit","daysToKev":2758},"priority":{"score":72.3,"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 4398 days ago"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":19.95,"detail":"percentile 0.9974"},{"name":"Named in threat reports","points":3.87,"detail":"1 report"},{"name":"Public exploit code","points":5.0,"detail":"4 NVD references tagged Exploit; 4 Exploit-DB entries; 1 NVD exploit link; 4 PoC-in-GitHub repos; 1 Metasploit module"},{"name":"Mentioned in OTX pulses","points":3.0,"detail":"50 pulses"},{"name":"CVSS severity","points":5.46,"detail":"base score 7.8"},{"name":"End-of-life product","points":0.0,"detail":"supported or unknown"}]},"lineage":{"familyId":"fam-class-microsoft-windows-cwe-264"}}