CVE-2013-7459

Advisory

Heap-based buffer overflow in the ALGnew function in block_templace.c in Python Cryptography Toolkit (aka pycrypto) 2.6.1 allows remote attackers to execute arbitrary code as demonstrated by a crafted iv parameter to cryptmsg.py.

Affected package

Affected versions

Fixed versions

Vulnerability changelog

This vulnerability has no description

Resources

• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-7459
• https://pony7.fr/ctf:public:32c3:cryptmsg
• https://lists.fedoraproject.org/archives/list/[email protected]/message/RJ37R2YLX56YZABFNAOWV4VTHTGYREAE/
• https://lists.fedoraproject.org/archives/list/[email protected]/message/C6BWNADPLKDBBQBUT3P75W7HAJCE7M3B/
• https://github.com/dlitz/pycrypto/issues/176
• https://github.com/dlitz/pycrypto/commit/8dbe0dc3eea5c689d4f76b37b93fe216cf1f00d4
• https://bugzilla.redhat.com/show_bug.cgi?id=1409754
• http://www.securityfocus.com/bid/95122
• http://www.openwall.com/lists/oss-security/2016/12/27/8
• https://security.gentoo.org/glsa/201702-14