CVE-2013-7459

9.8 CRITICAL

Published: February 15, 2017 Modified: May 13, 2026

Description

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

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory

http://www.openwall.com/lists/oss-security/2016/12/27/8

Source: cve@mitre.org

Mailing List Third Party Advisory

http://www.securityfocus.com/bid/95122

Source: cve@mitre.org

Third Party Advisory VDB Entry

https://bugzilla.redhat.com/show_bug.cgi?id=1409754

Source: cve@mitre.org

Issue Tracking Third Party Advisory VDB Entry

https://github.com/dlitz/pycrypto/commit/8dbe0dc3eea5c689d4f76b37b93fe216cf1f00d4

Source: cve@mitre.org

Patch

https://github.com/dlitz/pycrypto/issues/176

Source: cve@mitre.org

Patch Vendor Advisory

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C6BWNADPLKDBBQBUT3P75W7HAJCE7M3B/

Source: cve@mitre.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RJ37R2YLX56YZABFNAOWV4VTHTGYREAE/

Source: cve@mitre.org

https://pony7.fr/ctf:public:32c3:cryptmsg

Source: cve@mitre.org

Exploit Technical Description Third Party Advisory

https://security.gentoo.org/glsa/201702-14

Source: cve@mitre.org

http://www.openwall.com/lists/oss-security/2016/12/27/8