CVE-2012-0876
Severity CVSS v4.0:
Pending analysis
Type:
CWE-400
Uncontrolled Resource Consumption ('Resource Exhaustion')
Publication date:
03/07/2012
Last modified:
11/04/2025
Description
The XML parser (xmlparse.c) in expat before 2.1.0 computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via an XML file with many identifiers with the same value.
Impact
Base Score 2.0
4.30
Severity 2.0
MEDIUM
Vulnerable products and versions
CPE | From | Up to |
---|---|---|
cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:* | 2.1.0 (excluding) | |
cpe:2.3:a:python:python:*:*:*:*:*:*:*:* | 2.6.0 (including) | 2.6.8 (excluding) |
cpe:2.3:a:python:python:*:*:*:*:*:*:*:* | 2.7.0 (including) | 2.7.3 (excluding) |
cpe:2.3:a:python:python:*:*:*:*:*:*:*:* | 3.1.0 (including) | 3.1.5 (excluding) |
cpe:2.3:a:python:python:*:*:*:*:*:*:*:* | 3.2.0 (including) | 3.2.3 (excluding) |
cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:* | ||
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* | ||
cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:-:*:*:* | ||
cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:* | ||
cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:* | ||
cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:* | ||
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:* | ||
cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:* | ||
cpe:2.3:a:redhat:storage:2.0:*:*:*:*:*:*:* | ||
cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- http://bugs.python.org/issue13703#msg151870
- http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html
- http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html
- http://mail.libexpat.org/pipermail/expat-discuss/2012-March/002768.html
- http://rhn.redhat.com/errata/RHSA-2012-0731.html
- http://rhn.redhat.com/errata/RHSA-2016-0062.html
- http://rhn.redhat.com/errata/RHSA-2016-2957.html
- http://secunia.com/advisories/49504
- http://secunia.com/advisories/51024
- http://secunia.com/advisories/51040
- http://sourceforge.net/projects/expat/files/expat/2.1.0/
- http://sourceforge.net/tracker/?func=detail&atid=110127&aid=3496608&group_id=10127
- http://www.debian.org/security/2012/dsa-2525
- http://www.mandriva.com/security/advisories?name=MDVSA-2012%3A041
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
- http://www.securityfocus.com/bid/52379
- http://www.ubuntu.com/usn/USN-1527-1
- http://www.ubuntu.com/usn/USN-1613-1
- http://www.ubuntu.com/usn/USN-1613-2
- https://kc.mcafee.com/corporate/index?page=content&id=SB10365
- https://support.apple.com/HT205637
- https://www.tenable.com/security/tns-2016-20
- http://bugs.python.org/issue13703#msg151870
- http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html
- http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html
- http://mail.libexpat.org/pipermail/expat-discuss/2012-March/002768.html
- http://rhn.redhat.com/errata/RHSA-2012-0731.html
- http://rhn.redhat.com/errata/RHSA-2016-0062.html
- http://rhn.redhat.com/errata/RHSA-2016-2957.html
- http://secunia.com/advisories/49504
- http://secunia.com/advisories/51024
- http://secunia.com/advisories/51040
- http://sourceforge.net/projects/expat/files/expat/2.1.0/
- http://sourceforge.net/tracker/?func=detail&atid=110127&aid=3496608&group_id=10127
- http://www.debian.org/security/2012/dsa-2525
- http://www.mandriva.com/security/advisories?name=MDVSA-2012%3A041
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
- http://www.securityfocus.com/bid/52379
- http://www.ubuntu.com/usn/USN-1527-1
- http://www.ubuntu.com/usn/USN-1613-1
- http://www.ubuntu.com/usn/USN-1613-2
- https://kc.mcafee.com/corporate/index?page=content&id=SB10365
- https://support.apple.com/HT205637
- https://www.tenable.com/security/tns-2016-20