CVE-2013-6449

MEDIUM

Description

The ssl_get_algorithm2 function in ssl/s3_lib.c in OpenSSL before 1.0.2 obtains a certain version number from an incorrect data structure, which allows remote attackers to cause a denial of service (daemon crash) via crafted traffic from a TLS 1.2 client.

References

http://git.openssl.org/gitweb/?p=openssl.git;a=commit;h=ca989269a2876bae79393bd54c3e72d49975fc75

http://lists.fedoraproject.org/pipermail/package-announce/2013-December/124833.html

http://lists.fedoraproject.org/pipermail/package-announce/2013-December/124854.html

http://lists.fedoraproject.org/pipermail/package-announce/2013-December/124858.html

http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136470.html

http://lists.fedoraproject.org/pipermail/package-announce/2014-August/136473.html

http://lists.opensuse.org/opensuse-updates/2014-01/msg00006.html

http://lists.opensuse.org/opensuse-updates/2014-01/msg00009.html

http://lists.opensuse.org/opensuse-updates/2014-01/msg00012.html

http://lists.opensuse.org/opensuse-updates/2014-01/msg00031.html

http://rhn.redhat.com/errata/RHSA-2014-0015.html

http://rhn.redhat.com/errata/RHSA-2014-0041.html

http://rt.openssl.org/Ticket/Display.html?id=3200&user=guest&pass=guest

http://seclists.org/fulldisclosure/2014/Dec/23

http://security.gentoo.org/glsa/glsa-201412-39.xml

http://www-01.ibm.com/support/docview.wss?uid=isg400001841

http://www-01.ibm.com/support/docview.wss?uid=isg400001843

http://www.debian.org/security/2014/dsa-2833

http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html

http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html

http://www.securityfocus.com/archive/1/534161/100/0/threaded

http://www.securityfocus.com/bid/64530

http://www.securitytracker.com/id/1029548

http://www.ubuntu.com/usn/USN-2079-1

http://www.vmware.com/security/advisories/VMSA-2014-0012.html

https://bugzilla.redhat.com/show_bug.cgi?id=1045363

https://issues.apache.org/jira/browse/TS-2355

Details

Source: MITRE

Published: 2013-12-23

Updated: 2018-10-09

Type: CWE-310

Risk Information

CVSS v2.0

Base Score: 4.3

Vector: (AV:N/AC:M/Au:N/C:N/I:N/A:P)

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM