CVE-2013-1619 Information

Description

The TLS implementation in GnuTLS before 2.12.23 3.0.x before 3.0.28 and 3.1.x before 3.1.7 does not properly consider timing side-channel attacks on a noncompliant MAC check operation during the processing of malformed CBC padding which allows remote attackers to conduct distinguishing attacks and plaintext-recovery attacks via statistical analysis of timing data for crafted packets a related issue to CVE-2013-0169.

Reference

http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00001.html http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00003.html http://lists.opensuse.org/opensuse-security-announce/2014-03/msg00009.html http://lists.opensuse.org/opensuse-updates/2013-05/msg00023.html http://nmav.gnutls.org/2013/02/time-is-money-for-cbc-ciphersuites.html http://openwall.com/lists/oss-security/2013/02/05/24 http://rhn.redhat.com/errata/RHSA-2013-0588.html http://secunia.com/advisories/57260 http://secunia.com/advisories/57274 http://www.gnutls.org/security.htmlGNUTLS-SA-2013-1 http://www.isg.rhul.ac.uk/tls/TLStiming.pdf http://www.ubuntu.com/usn/USN-1752-1 https://gitorious.org/gnutls/gnutls/commit/328ee22c1b3951e060c7124c7cb1cee592c59bc0 https://gitorious.org/gnutls/gnutls/commit/b8391806cd79095fe566f2401d8c7ad85a64b198