{"id":"CVE-2013-4854","url":"https://www.cyber-defence.io/tools/cve/CVE-2013-4854","generatedAt":"2026-11-05T07:25:06.813Z","title":"The RFC 5011 implementation in rdata.c in ISC BIND 9.7.x and 9.8.x before 9.8.5-P2, 9.8.6b1, 9.9.x before 9.9.3-P2, and 9.9.4b1, and DNSco BIND 9.9.3-S1 before 9.9.3-S1-P1 and 9.9.4-S1b1, allows remote attackers to cause a denial of service (assertion…","description":"The RFC 5011 implementation in rdata.c in ISC BIND 9.7.x and 9.8.x before 9.8.5-P2, 9.8.6b1, 9.9.x before 9.9.3-P2, and 9.9.4b1, and DNSco BIND 9.9.3-S1 before 9.9.3-S1-P1 and 9.9.4-S1b1, allows remote attackers to cause a denial of service (assertion failure and named daemon exit) via a query with a malformed RDATA section that is not properly handled during construction of a log message, as exploited in the wild in July 2013.","published":"2013-07-29T13:59:38.000Z","lastModified":"2026-06-16T23:58:00.000Z","status":"Modified","sourceIdentifier":"cve@mitre.org","cvss":{"version":"2.0","score":7.8,"severity":"HIGH","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C"},"cwe":[],"affected":["isc/bind","suse/suse linux enterprise software development kit","novell/suse linux","isc/dnsco bind","opensuse/opensuse","freebsd/freebsd","mandriva/business server","mandriva/enterprise server","redhat/enterprise linux","fedoraproject/fedora","hp/hp-ux","slackware/slackware linux"],"epss":{"score":0.3415,"percentile":0.98407,"date":"2026-11-04","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 34.2%, higher than 98% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://archives.neohapsis.com/archives/bugtraq/2013-08/0030.html","source":"cve@mitre.org"},{"url":"http://archives.neohapsis.com/archives/bugtraq/2014-10/0103.html","source":"cve@mitre.org"},{"url":"http://linux.oracle.com/errata/ELSA-2014-1244","source":"cve@mitre.org"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-August/113108.html","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2013-August/113251.html","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2013-08/msg00004.html","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2013-08/msg00018.html","tags":["Vendor Advisory"],"source":"cve@mitre.org"},{"url":"http://rhn.redhat.com/errata/RHSA-2013-1114.html","tags":["Vendor 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