{"schemaVersion":3,"id":"CVE-2020-36133","aliases":["UBUNTU-CVE-2020-36133","DEBIAN-CVE-2020-36133"],"status":"published","duplicateOf":null,"title":null,"description":"AOM v2.0.1 was discovered to contain a global buffer overflow via the component av1/encoder/partition_search.h.","dates":{"published":"2021-12-02T00:00:00.000Z","modified":"2024-08-04T17:16:14.082Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.8,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"NVD","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"OSV · Ubuntu","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","exploitability":7.2,"impact":9.8,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Debian","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","exploitability":7.2,"impact":9.8,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"NVD","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","exploitability":null,"impact":null,"computed":false},{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":6.8,"severity":"medium","vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.01772,"percentile":0.7785,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0.1239999999999998,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.01648},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.01648,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.01648,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.01648,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.01648,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.01648,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.01648,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.01648,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01648,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01648,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01648,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01648,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.01772,"percentile":0.7785}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.01648,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.01648,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.01648,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.01648,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.01648,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.01772,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.01772,"percentile":0.7785}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[{"id":"REF_099F587114DB5DD4","name":"Exploit Reference (bugs.chromium.org)","source":"reference","url":"https://bugs.chromium.org/p/aomedia/issues/detail?id=2913&q=&can=1","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-120","name":"Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')","description":"The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.","type":"weakness","status":"Incomplete","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/120.html"}],"affected":[{"vendor":"aomedia","product":"aomedia","name":"aomedia","label":"aomedia","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"2.0.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"2.0.1","eol":null,"hubHref":"/vendor/aomedia/aomedia"},{"vendor":"debian","product":"aom","name":"aom","label":"aom","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/aom","purlType":"deb","versions":[{"text":"< 3.2.0-1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.2.0-1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"aom","name":"aom","label":"aom","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/aom","purlType":"deb","versions":[{"text":"< 1.0.0.errata1-3+deb11u1build0.20.04.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 1.0.0.errata1-3+deb11u1build0.20.04.1","eol":null,"hubHref":null}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://bugs.chromium.org/p/aomedia/issues/detail?id=2913&q=&can=1","label":"bugs.chromium.org/p/aomedia/issues/detail?id=2913&q=&can=1","hostname":"bugs.chromium.org","tags":["REPORT","Exploit","Third Party Advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/09/msg00003.html","label":"lists.debian.org/debian-lts-announce/2023/09/msg00003.html","hostname":"lists.debian.org","tags":["Mailing List"]},{"url":"https://www.debian.org/security/2023/dsa-5490","label":"www.debian.org/security/2023/dsa-5490","hostname":"www.debian.org","tags":["Vendor Advisory"]},{"url":"https://security.gentoo.org/glsa/202401-32","label":"security.gentoo.org/glsa/202401-32","hostname":"security.gentoo.org","tags":["Vendor Advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-36133","label":"ubuntu.com/security/CVE-2020-36133","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://aomedia.googlesource.com/aom/+/5c9bc4181071684d157fc47c736acf6c69a85d85","label":"aomedia.googlesource.com/aom/+/5c9bc4181071684d157fc47c736acf6c69a85d85","hostname":"aomedia.googlesource.com","tags":["REPORT"]},{"url":"https://ubuntu.com/security/notices/USN-6447-1","label":"ubuntu.com/security/notices/USN-6447-1","hostname":"ubuntu.com","tags":["Advisory"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-36133","label":"www.cve.org/CVERecord?id=CVE-2020-36133","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-36133","label":"security-tracker.debian.org/tracker/CVE-2020-36133","hostname":"security-tracker.debian.org","tags":["Advisory"]}],"lineage":{"upstream":[],"downstream":["DLA-3556-1","DSA-5490-1","MGASA-2022-0040","USN-6447-1"],"duplicates":[],"related":["USN-6447-1"]},"timeline":[{"kind":"published","date":"2021-12-02T00:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-04T17:16:14.082Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":46,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T21:59:48.782Z","stale":false,"partial":false}}