{"id":"CVE-2018-12666","url":"https://www.cyber-defence.io/tools/cve/CVE-2018-12666","generatedAt":"2026-10-28T19:05:34.957Z","title":"SV3C L-SERIES HD CAMERA V2.3.4.2103-S50-NTD-B20170508B devices improperly identifies users only by the authentication level sent in the cookies, which allow remote attackers to bypass authentication and gain administrator access by setting the authLevel…","description":"SV3C L-SERIES HD CAMERA V2.3.4.2103-S50-NTD-B20170508B devices improperly identifies users only by the authentication level sent in the cookies, which allow remote attackers to bypass authentication and gain administrator access by setting the authLevel cookie to 255.","published":"2018-10-19T22:29:00.000Z","lastModified":"2026-06-17T01:38:09.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.0","score":9.8,"severity":"CRITICAL","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-287"],"affected":["sv3c/h.264 poe ip camera firmware"],"epss":{"score":0.01825,"percentile":0.7869,"date":"2026-10-27","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.82%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://www.bishopfox.com/news/2018/10/sv3c-l-series-hd-camera-multiple-vulnerabilities/","tags":["Exploit","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://www.bishopfox.com/news/2018/10/sv3c-l-series-hd-camera-multiple-vulnerabilities/","tags":["Exploit","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2018-12666","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}