{"id":"CVE-2020-20892","url":"https://www.cyber-defence.io/tools/cve/CVE-2020-20892","generatedAt":"2026-10-28T06:34:21.226Z","title":"An issue was discovered in function filter_frame in libavfilter/vf_lenscorrection.c in Ffmpeg 4.2.1, allows attackers to cause a Denial of Service or other unspecified impacts due to a division by zero.","description":"An issue was discovered in function filter_frame in libavfilter/vf_lenscorrection.c in Ffmpeg 4.2.1, allows attackers to cause a Denial of Service or other unspecified impacts due to a division by zero.","published":"2021-09-20T16:15:09.000Z","lastModified":"2026-06-17T03:03:26.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},"cwe":["CWE-369"],"affected":["ffmpeg/ffmpeg"],"epss":{"score":0.01145,"percentile":0.66578,"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 (1.15%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=19587c9332f5be4f6bc6d7b2b8ef3fd21dfeaa01","source":"cve@mitre.org"},{"url":"https://trac.ffmpeg.org/ticket/8265","tags":["Exploit","Issue Tracking","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=19587c9332f5be4f6bc6d7b2b8ef3fd21dfeaa01","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://trac.ffmpeg.org/ticket/8265","tags":["Exploit","Issue Tracking","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2020-20892","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."}