CVE-2013-6449

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.

Score

CVSS 2.0 4.3 Medium

Status

Modified - secalert@redhat.com

Published

2013-12-23

Last modified

2024-08-06

Weaknesses

CWE-310

Affected products

• Openssl (Openssl)

References

• http://git.openssl.org/gitweb/?p=openssl.git%3Ba=commit%3Bh=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