{"id":"CVE-2012-4202","url":"https://www.cyber-defence.io/tools/cve/CVE-2012-4202","generatedAt":"2026-10-27T22:04:15.538Z","title":"Heap-based buffer overflow in the image::RasterImage::DrawFrameTo function in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and SeaMonkey before 2.14 allows remote attackers…","description":"Heap-based buffer overflow in the image::RasterImage::DrawFrameTo function in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code via a crafted GIF image.","published":"2012-11-21T12:55:02.000Z","lastModified":"2026-06-16T23:44:36.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":9.3,"severity":"HIGH","vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C"},"cwe":["CWE-787"],"affected":["mozilla/firefox","mozilla/seamonkey","mozilla/thunderbird","mozilla/thunderbird esr","opensuse/opensuse","suse/linux enterprise desktop","suse/linux enterprise server","suse/linux enterprise software development kit","canonical/ubuntu linux","redhat/enterprise linux desktop","redhat/enterprise linux eus","redhat/enterprise linux server","redhat/enterprise linux workstation"],"epss":{"score":0.11079,"percentile":0.9589,"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":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 11.1%, higher than 96% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00021.html","tags":["Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00022.html","tags":["Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-updates/2012-11/msg00090.html","tags":["Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-updates/2012-11/msg00092.html","tags":["Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-updates/2012-11/msg00093.html","tags":["Mailing List","Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://rhn.redhat.com/errata/RHSA-2012-1482.html","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://rhn.redhat.com/errata/RHSA-2012-1483.html","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/51359","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/51360","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/51369","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/51370","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/51381","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/51434","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/51439","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://secunia.com/advisories/51440","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2012:173","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.mozilla.org/security/announce/2012/mfsa2012-92.html","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://www.securityfocus.com/bid/56614","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-1636-1","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-1638-1","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-1638-2","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://www.ubuntu.com/usn/USN-1638-3","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=758200","tags":["Issue Tracking","Patch","Vendor Advisory"],"source":"cve@mitre.org"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/80170","tags":["Third Party Advisory","VDB Entry"],"source":"cve@mitre.org"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16739","tags":["Third Party Advisory"],"source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2012-11/msg00021.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2013-01/msg00022.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-updates/2012-11/msg00090.html","tags":["Mailing List","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-updates/2012-11/msg00092.html","tags":["Mailing List","Third Party 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Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1636-1","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1638-1","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1638-2","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1638-3","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=758200","tags":["Issue Tracking","Patch","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://exchange.xforce.ibmcloud.com/vulnerabilities/80170","tags":["Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A16739","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2012-4202","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."}