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Status published
Medium
CVE-2012-0876
The XML parser (xmlparse.c) in expat before 2.1.0 computes hash...
Vulnerability 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 Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- http://secunia.com/advisories/49504
- http://sourceforge.net/tracker/?func=detail&atid=110127&aid=3496608&group_id=10127
- https://www.tenable.com/security/tns-2016-20
- http://www.ubuntu.com/usn/USN-1527-1
- http://bugs.python.org/issue13703#msg151870
- https://support.apple.com/HT205637
- http://secunia.com/advisories/51040
- http://rhn.redhat.com/errata/RHSA-2012-0731.html
- http://www.securityfocus.com/bid/52379
- http://sourceforge.net/projects/expat/files/expat/2.1.0/
- http://rhn.redhat.com/errata/RHSA-2016-0062.html
- http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html
- http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html
- http://www.debian.org/security/2012/dsa-2525
- http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:041
- http://rhn.redhat.com/errata/RHSA-2016-2957.html
- http://www.ubuntu.com/usn/USN-1613-2
- http://mail.libexpat.org/pipermail/expat-discuss/2012-March/002768.html
- http://secunia.com/advisories/51024
- http://www.ubuntu.com/usn/USN-1613-1
- https://kc.mcafee.com/corporate/index?page=content&id=SB10365
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Affected Vendor
libexpat project
View all reports →Affected Software
libexpat, python, debian linux, ubuntu linux, solaris, storage, enterprise linux desktop, enterprise linux eus, enterprise linux server, enterprise linux server aus, enterprise linux workstation
Vulnerable Versions:
0, 2.6.0, 2.7.0, 3.1.0, 3.2.0, 6.0, 7.0, 8.04, 10.04, 11.04, 11.10, 12.04, 11.3, 2.0, 5.0, 6.2
Timeline
Official Publish:
July 3rd, 2012
Last Modified:
August 6th, 2024
Added to House:
July 19th, 2026
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.