CVE-2013-2222 Information

Description

Multiple stack-based buffer overflows in GNU ZRTPCPP before 3.2.0 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted ZRTP Hello packet to the (1) ZRtp::findBestSASType (2) ZRtp::findBestAuthLen (3) ZRtp::findBestCipher (4) ZRtp::findBestHash or (5) ZRtp::findBestPubKey functions.

Reference

http://blog.azimuthsecurity.com/2013/06/attacking-crypto-phones-weaknesses-in.html http://lists.opensuse.org/opensuse-updates/2013-10/msg00052.html http://lists.opensuse.org/opensuse-updates/2013-10/msg00053.html http://seclists.org/oss-sec/2013/q2/638 http://secunia.com/advisories/53818 http://secunia.com/advisories/54998 http://security.gentoo.org/glsa/glsa-201309-13.xml https://github.com/wernerd/ZRTPCPP/commit/4654f330317c9948bb61d138eb24d49690ca4637