Vulnerability 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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Dlitz | Pycrypto | <= 2.6.1 |
| Fedoraproject | Fedora | 24 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2016/12/27/8Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/95122Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1409754Issue TrackingThird Party AdvisoryVDB Entry
- https://github.com/dlitz/pycrypto/commit/8dbe0dc3eea5c689d4f76b37b93fe216cf1f00dPatch
- https://github.com/dlitz/pycrypto/issues/176PatchVendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://pony7.fr/ctf:public:32c3:cryptmsgExploitTechnical DescriptionThird Party Advisory
- https://security.gentoo.org/glsa/201702-14
- http://www.openwall.com/lists/oss-security/2016/12/27/8Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/95122Third Party AdvisoryVDB Entry
- https://bugzilla.redhat.com/show_bug.cgi?id=1409754Issue TrackingThird Party AdvisoryVDB Entry
- https://github.com/dlitz/pycrypto/commit/8dbe0dc3eea5c689d4f76b37b93fe216cf1f00dPatch
- https://github.com/dlitz/pycrypto/issues/176PatchVendor Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
FAQ
What is CVE-2013-7459?
CVE-2013-7459 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 pa...
How severe is CVE-2013-7459?
CVE-2013-7459 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2013-7459?
Check the references section above for vendor advisories and patch information. Affected products include: Dlitz Pycrypto, Fedoraproject Fedora.