{"id":"CVE-2021-31576","url":"https://www.cyber-defence.io/tools/cve/CVE-2021-31576","generatedAt":"2026-10-27T20:22:34.929Z","title":"In Boa, there is a possible information disclosure due to a missing permission check.","description":"In Boa, there is a possible information disclosure due to a missing permission check. This could lead to remote information disclosure to a proximal attacker with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: A20210008; Issue ID: OSBNB00123241.","published":"2023-02-06T22:15:09.000Z","lastModified":"2026-06-17T03:52:02.000Z","status":"Modified","sourceIdentifier":"security@mediatek.com","cvss":{"version":"3.1","score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"cwe":["CWE-862"],"affected":["mediatek/en7580 firmware","mediatek/en7528 firmware"],"epss":{"score":0.01007,"percentile":0.62794,"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":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (1.01%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://corp.mediatek.com/product-security-acknowledgements","tags":["Vendor Advisory"],"source":"security@mediatek.com"},{"url":"https://corp.mediatek.com/product-security-acknowledgements","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2021-31576","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."}