{"id":"CVE-2011-2987","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-2987","generatedAt":"2026-10-28T03:21:18.212Z","title":"Heap-based buffer overflow in Almost Native Graphics Layer Engine (ANGLE), as used in the WebGL implementation in Mozilla Firefox 4.x through 5, Thunderbird before 6, SeaMonkey 2.x before 2.3, and possibly other products might allow remote attackers to…","description":"Heap-based buffer overflow in Almost Native Graphics Layer Engine (ANGLE), as used in the WebGL implementation in Mozilla Firefox 4.x through 5, Thunderbird before 6, SeaMonkey 2.x before 2.3, and possibly other products might allow remote attackers to execute arbitrary code via unspecified vectors.","published":"2011-08-18T18:55:02.000Z","lastModified":"2026-06-16T23:32:23.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":10,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C"},"cwe":["CWE-119"],"affected":["mozilla/firefox","mozilla/thunderbird","mozilla/seamonkey"],"epss":{"score":0.05636,"percentile":0.92899,"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 (5.64%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00023.html","source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/49055","source":"cve@mitre.org"},{"url":"http://www.mozilla.org/security/announce/2011/mfsa2011-29.html","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.mozilla.org/security/announce/2011/mfsa2011-31.html","source":"cve@mitre.org"},{"url":"http://www.mozilla.org/security/announce/2011/mfsa2011-33.html","source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/49226","source":"cve@mitre.org"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=665934","source":"cve@mitre.org"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14285","source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00023.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/49055","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mozilla.org/security/announce/2011/mfsa2011-29.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mozilla.org/security/announce/2011/mfsa2011-31.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mozilla.org/security/announce/2011/mfsa2011-33.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/49226","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=665934","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A14285","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-2987","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."}