{"id":"CVE-2011-3323","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-3323","generatedAt":"2026-10-27T17:56:41.292Z","title":"The OSPFv3 implementation in ospf6d in Quagga before 0.99.19 allows remote attackers to cause a denial of service (out-of-bounds memory access and daemon crash) via a Link State Update message with an invalid IPv6 prefix length.","description":"The OSPFv3 implementation in ospf6d in Quagga before 0.99.19 allows remote attackers to cause a denial of service (out-of-bounds memory access and daemon crash) via a Link State Update message with an invalid IPv6 prefix length.","published":"2011-10-10T10:55:06.000Z","lastModified":"2026-06-16T23:33:05.000Z","status":"Modified","sourceIdentifier":"cret@cert.org","cvss":{"version":"2.0","score":5,"severity":"MEDIUM","vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P"},"cwe":["CWE-119"],"affected":["quagga/quagga"],"epss":{"score":0.04668,"percentile":0.91699,"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 (4.67%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://code.quagga.net/?p=quagga.git%3Ba=commit%3Bh=abc7ef44ca05493500865ce81f7b84f5c4eb6594","source":"cret@cert.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-09/msg00027.html","source":"cret@cert.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00007.html","source":"cret@cert.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00010.html","source":"cret@cert.org"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-12/msg00009.html","source":"cret@cert.org"},{"url":"http://rhn.redhat.com/errata/RHSA-2012-1258.html","source":"cret@cert.org"},{"url":"http://rhn.redhat.com/errata/RHSA-2012-1259.html","source":"cret@cert.org"},{"url":"http://secunia.com/advisories/46139","tags":["Vendor Advisory"],"source":"cret@cert.org"},{"url":"http://secunia.com/advisories/46274","source":"cret@cert.org"},{"url":"http://secunia.com/advisories/48106","source":"cret@cert.org"},{"url":"http://security.gentoo.org/glsa/glsa-201202-02.xml","source":"cret@cert.org"},{"url":"http://www.debian.org/security/2011/dsa-2316","source":"cret@cert.org"},{"url":"http://www.kb.cert.org/vuls/id/668534","tags":["US Government Resource"],"source":"cret@cert.org"},{"url":"http://www.quagga.net/download/quagga-0.99.19.changelog.txt","source":"cret@cert.org"},{"url":"https://www.cert.fi/en/reports/2011/vulnerability539178.html","source":"cret@cert.org"},{"url":"http://code.quagga.net/?p=quagga.git%3Ba=commit%3Bh=abc7ef44ca05493500865ce81f7b84f5c4eb6594","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-09/msg00027.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00007.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-10/msg00010.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-12/msg00009.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2012-1258.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2012-1259.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/46139","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/46274","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/48106","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://security.gentoo.org/glsa/glsa-201202-02.xml","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2011/dsa-2316","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.kb.cert.org/vuls/id/668534","tags":["US Government Resource"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.quagga.net/download/quagga-0.99.19.changelog.txt","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cert.fi/en/reports/2011/vulnerability539178.html","source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-3323","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."}