Resource management error in Python - CVE-2012-0845
Published: October 6, 2012 / Updated: August 11, 2020
Vulnerability identifier: #VU43427
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2012-0845
CWE-ID: CWE-399
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
SimpleXMLRPCServer.py in SimpleXMLRPCServer in Python before 2.6.8, 2.7.x before 2.7.3, 3.x before 3.1.5, and 3.2.x before 3.2.3 allows remote attackers to cause a denial of service (infinite loop and CPU consumption) via an XML-RPC POST request that contains a smaller amount of data than specified by the Content-Length header.
Affected software
Python
Amazon Linux AMI
Gentoo Linux
Fedora
python26
dev-lang/python
Amazon Linux AMI
Gentoo Linux
Fedora
python26
dev-lang/python
How to mitigate CVE-2012-0845
Install update from vendor's website.
python26 - update to 2.6.8-1.el5
dev-lang/python - update to 3.3.2-r1
dev-lang/python - update to 3.3.2-r1
External References
- http://bugs.python.org/issue14001
- http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00040.html
- http://python.org/download/releases/2.6.8/
- http://python.org/download/releases/2.7.3/
- http://python.org/download/releases/3.1.5/
- http://python.org/download/releases/3.2.3/
- http://secunia.com/advisories/50858
- http://secunia.com/advisories/51024
- http://secunia.com/advisories/51040
- http://secunia.com/advisories/51087
- http://secunia.com/advisories/51089
- http://www.openwall.com/lists/oss-security/2012/02/13/4
- http://www.securitytracker.com/id?1026689
- http://www.ubuntu.com/usn/USN-1592-1
- http://www.ubuntu.com/usn/USN-1596-1
- http://www.ubuntu.com/usn/USN-1613-1
- http://www.ubuntu.com/usn/USN-1613-2
- http://www.ubuntu.com/usn/USN-1615-1
- http://www.ubuntu.com/usn/USN-1616-1
- https://bugzilla.redhat.com/show_bug.cgi?id=789790