{"id":"CVE-2017-6334","published":"2017-03-06T02:59:00Z","modified":"2026-06-17T01:22:10Z","title":"NETGEAR DGN2200 Devices OS Command Injection Vulnerability","vendor":"NETGEAR","product":"DGN2200 Devices","tier":"core","eol":null,"description":{"text":"dnslookup.cgi on NETGEAR DGN2200 devices with firmware through 10.0.0.50 allows remote authenticated users to execute arbitrary OS commands via shell metacharacters in the host_name field of an HTTP POST request, a different vulnerability than CVE-2017-6077.","provenance":"source","from":"NVD"},"summary":{"text":"The OS command injection flaw lies in the dnslookup.cgi component of NETGEAR DGN2200 devices running firmware through 10.0.0.50, where the host_name field is not properly neutralised. An attacker with network access and valid credentials can send a crafted HTTP POST request containing shell metacharacters in host_name to execute arbitrary operating system commands, with no user interaction required.","provenance":"ai","model":"claude-haiku-5-5","generatedAt":"2026-10-31T04:54:13Z"},"cvss":{"score":8.8,"severity":"HIGH","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","provenance":"source","from":"NVD"},"epss":{"score":0.7264,"percentile":0.99443,"date":"2026-10-30","provenance":"source"},"kev":{"dateAdded":"2022-03-25","dueDate":"2022-04-15","ransomware":false,"requiredAction":"The impacted product is end-of-life and should be disconnected if still in use.","notes":"https://nvd.nist.gov/vuln/detail/CVE-2017-6334","provenance":"source"},"vulncheckKev":{"dateAdded":"2020-01-08","exploitedFirstSeen":"2020-01-08","ransomware":false,"evidence":[{"url":"https://web.archive.org/web/20200319160240/https://labs.bitdefender.com/2020/01/hold-my-beer-mirai-spinoff-named-liquorbot-incorporates-cryptomining/","date":"2020-01-08"},{"url":"https://cybersecurity.att.com/blogs/labs-research/att-alien-labs-finds-new-golang-malwarebotenago-targeting-millions-of-routers-and-iot-devices-with-more-than-30-exploits","date":"2021-11-11"},{"url":"https://cybersecurity.att.com/blogs/labs-research/botenago-strike-again-malware-source-code-uploaded-to-github","date":"2022-01-26"},{"url":"https://www.fortiguard.com/threat-signal-report/4389/botenago-malware-targets-multiple-iot-devices","date":"2022-01-27"},{"url":"https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json","date":"2022-03-25"},{"url":"https://blog.xlab.qianxin.com/catddos-derivative-en/","date":"2024-05-22"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-10-21&host_type=src&vulnerability=cve-2017-6334","date":"2024-10-21"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-10-22&host_type=src&vulnerability=cve-2017-6334","date":"2024-10-22"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-10-23&host_type=src&vulnerability=cve-2017-6334","date":"2024-10-23"},{"url":"https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2024-12-20&host_type=src&vulnerability=cve-2017-6334","date":"2024-12-20"}],"evidenceTotal":25,"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://www.securityfocus.com/bid/96463","tags":["Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/41459/","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/41472/","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/42257/","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"http://www.securityfocus.com/bid/96463","tags":["Broken Link","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/41459/","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/41472/","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.exploit-db.com/exploits/42257/","tags":["Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-6334","tags":["US Government Resource"]}],"techniques":[{"id":"T1190","name":"Exploit Public-Facing Application","tactics":["initial-access"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: Remote HTTP POST to web endpoint exploits it","mappingType":"exploitation_technique","evidence":[{"from":"description","quote":"allows remote authenticated users to execute arbitrary OS commands via shell metacharacters in the host_name field of an HTTP POST request","start":73,"end":211}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"},{"id":"T1059","name":"Command and Scripting Interpreter","tactics":["execution"],"provenance":"ai","basis":"ai-mapping","bases":["ai-mapping"],"basisDetail":"claude-haiku-5-5: Injected shell metacharacters yield OS command execution","mappingType":"primary_impact","evidence":[{"from":"description","quote":"execute arbitrary OS commands via shell metacharacters","start":110,"end":164}],"model":"claude-haiku-5-5","confidence":"medium","confidenceNote":"AI-mapped from the description (quote-validated, not expert-reviewed)"}],"reports":[],"affected":[],"advisories":[],"euvd":{"id":"EUVD-2017-15395","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2017-15395","exploited":true,"exploitedSince":"2022-03-25","provenance":"source"},"exploits":[{"id":41459,"url":"https://www.exploit-db.com/exploits/41459","title":"Netgear DGN2200v1/v2/v3/v4 - 'dnslookup.cgi' Remote Command Execution","type":"webapps","platform":"hardware","date":"2017-02-25","verified":true,"provenance":"source"},{"id":41472,"url":"https://www.exploit-db.com/exploits/41472","title":"Netgear DGN2200v1/v2/v3/v4 - Cross-Site Request Forgery","type":"webapps","platform":"hardware","date":"2017-02-28","verified":false,"provenance":"source"},{"id":42257,"url":"https://www.exploit-db.com/exploits/42257","title":"Netgear DGN2200 - 'dnslookup.cgi' Command Injection (Metasploit)","type":"remote","platform":"cgi","date":"2017-06-26","verified":true,"provenance":"source"}],"exploitSources":{"exploitdb":{"count":3,"earliest":"2017-02-25"},"metasploit":[{"name":"Netgear DGN2200 dnslookup.cgi Command Injection","module":"exploit/linux/http/netgear_dnslookup_cmd_exec","type":"exploit","disclosureDate":"2017-02-25","url":"https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/linux/http/netgear_dnslookup_cmd_exec.rb"}],"first":{"date":"2017-02-25","source":"Exploit-DB","url":"https://www.exploit-db.com/exploits/41459"},"provenance":"source"},"exploitRefs":["https://www.exploit-db.com/exploits/41459/","https://www.exploit-db.com/exploits/41472/","https://www.exploit-db.com/exploits/42257/"],"flow":[{"stage":"exploitation","techniques":["T1190"],"provenance":"ai"},{"stage":"primary","techniques":["T1059"],"provenance":"ai"}],"timeline":[{"date":"2017-02-25","kind":"exploit-public","label":"First public exploit: Exploit-DB (EDB-41459); later: Metasploit 2017-02-25","url":"https://www.exploit-db.com/exploits/41459","provenance":"source"},{"date":"2017-03-06","kind":"published","label":"Published (NVD)","url":"https://nvd.nist.gov/vuln/detail/CVE-2017-6334","provenance":"source"},{"date":"2020-01-08","kind":"exploited-reported","label":"Exploitation first reported (VulnCheck KEV evidence)","url":"https://web.archive.org/web/20200319160240/https://labs.bitdefender.com/2020/01/hold-my-beer-mirai-spinoff-named-liquorbot-incorporates-cryptomining/","provenance":"source"},{"date":"2022-03-25","kind":"kev","label":"Added to CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","provenance":"source"},{"date":"2022-03-25","kind":"euvd-exploited","label":"ENISA EUVD: exploited","url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2017-15395","provenance":"source"}],"speed":{"daysToPublicExploit":null,"firstExploitFrom":"Exploit-DB","daysToKev":1845},"priority":{"score":69.0,"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 2488 days ago"},{"name":"Known ransomware use","points":0.0,"detail":"not known"},{"name":"EPSS percentile","points":19.89,"detail":"percentile 0.9944"},{"name":"Named in threat reports","points":0.0,"detail":"0 reports"},{"name":"Public exploit code","points":5.0,"detail":"3 NVD references tagged Exploit; 3 Exploit-DB entries; 1 Metasploit module"},{"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"}]}}