{"id":"CVE-2021-0621","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-0621","generatedAt":"2026-10-27T21:16:53.057Z","title":"In asf extractor, there is a possible out of bounds read due to an integer overflow.","description":"In asf extractor, there is a possible out of bounds read due to an integer overflow. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS05489178; Issue ID: ALPS05561383.","published":"2021-11-18T15:15:08.000Z","lastModified":"2026-06-17T03:30:26.000Z","status":"Modified","sourceIdentifier":"security@android.com","cvss":{"version":"3.1","score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-190"],"affected":["google/android"],"epss":{"score":0.00115,"percentile":0.01562,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.11%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://corp.mediatek.com/product-security-bulletin/November-2021","tags":["Vendor Advisory"],"source":"security@android.com"},{"url":"https://corp.mediatek.com/product-security-bulletin/November-2021","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-0621","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."}