{"id":"CVE-2013-2206","url":"https://www.cyber-defence.io/tools/cve/CVE-2013-2206","generatedAt":"2026-10-27T21:44:35.582Z","title":"The sctp_sf_do_5_2_4_dupcook function in net/sctp/sm_statefuns.c in the SCTP implementation in the Linux kernel before 3.8.5 does not properly handle associations during the processing of a duplicate COOKIE ECHO chunk, which allows remote attackers to…","description":"The sctp_sf_do_5_2_4_dupcook function in net/sctp/sm_statefuns.c in the SCTP implementation in the Linux kernel before 3.8.5 does not properly handle associations during the processing of a duplicate COOKIE ECHO chunk, which allows remote attackers to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via crafted SCTP traffic.","published":"2013-07-04T21:55:01.000Z","lastModified":"2026-06-16T23:52:57.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":5.4,"severity":"MEDIUM","vector":"AV:N/AC:H/Au:N/C:N/I:N/A:C"},"cwe":[],"affected":["linux/linux kernel"],"epss":{"score":0.04707,"percentile":0.91752,"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 (4.71%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f2815633504b442ca0b0605c16bf3d88a3a0fcea","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00020.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00021.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00023.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00024.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-updates/2013-12/msg00129.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2013-1166.html","source":"secalert@redhat.com"},{"url":"http://rhn.redhat.com/errata/RHSA-2013-1173.html","source":"secalert@redhat.com"},{"url":"http://www.debian.org/security/2013/dsa-2766","source":"secalert@redhat.com"},{"url":"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.5","source":"secalert@redhat.com"},{"url":"http://www.openwall.com/lists/oss-security/2013/06/21/1","source":"secalert@redhat.com"},{"url":"http://www.ubuntu.com/usn/USN-1939-1","source":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=976562","source":"secalert@redhat.com"},{"url":"https://github.com/torvalds/linux/commit/f2815633504b442ca0b0605c16bf3d88a3a0fcea","tags":["Exploit","Patch"],"source":"secalert@redhat.com"},{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f2815633504b442ca0b0605c16bf3d88a3a0fcea","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00020.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00021.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00023.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00024.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-updates/2013-12/msg00129.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2013-1166.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://rhn.redhat.com/errata/RHSA-2013-1173.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.debian.org/security/2013/dsa-2766","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.5","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2013/06/21/1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.ubuntu.com/usn/USN-1939-1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=976562","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/torvalds/linux/commit/f2815633504b442ca0b0605c16bf3d88a3a0fcea","tags":["Exploit","Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2013-2206","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."}