CVE-2012-0876

N/A Unknown
Published: July 03, 2012 Modified: April 29, 2026
View on NVD

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.

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References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://bugs.python.org/issue13703#msg151870
Source: secalert@redhat.com
Issue Tracking Third Party Advisory
http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html
Source: secalert@redhat.com
Broken Link Mailing List
http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html
Source: secalert@redhat.com
Broken Link Mailing List
http://mail.libexpat.org/pipermail/expat-discuss/2012-March/002768.html
Source: secalert@redhat.com
Broken Link
http://rhn.redhat.com/errata/RHSA-2012-0731.html
Source: secalert@redhat.com
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-0062.html
Source: secalert@redhat.com
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2957.html
Source: secalert@redhat.com
Third Party Advisory
http://secunia.com/advisories/49504
Source: secalert@redhat.com
Not Applicable
http://secunia.com/advisories/51024
Source: secalert@redhat.com
Not Applicable
http://secunia.com/advisories/51040
Source: secalert@redhat.com
Not Applicable
http://sourceforge.net/projects/expat/files/expat/2.1.0/
Source: secalert@redhat.com
Release Notes Third Party Advisory
http://sourceforge.net/tracker/?func=detail&atid=110127&aid=3496608&group_id=10127
Source: secalert@redhat.com
Third Party Advisory
http://www.debian.org/security/2012/dsa-2525
Source: secalert@redhat.com
Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2012:041
Source: secalert@redhat.com
Broken Link
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
Source: secalert@redhat.com
Third Party Advisory
http://www.securityfocus.com/bid/52379
Source: secalert@redhat.com
Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-1527-1
Source: secalert@redhat.com
Third Party Advisory
http://www.ubuntu.com/usn/USN-1613-1
Source: secalert@redhat.com
Third Party Advisory
http://www.ubuntu.com/usn/USN-1613-2
Source: secalert@redhat.com
Third Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10365
Source: secalert@redhat.com
Broken Link
https://support.apple.com/HT205637
Source: secalert@redhat.com
Third Party Advisory
https://www.tenable.com/security/tns-2016-20
Source: secalert@redhat.com
Third Party Advisory
http://bugs.python.org/issue13703#msg151870
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Third Party Advisory
http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link Mailing List
http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link Mailing List
http://mail.libexpat.org/pipermail/expat-discuss/2012-March/002768.html
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
http://rhn.redhat.com/errata/RHSA-2012-0731.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-0062.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2957.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://secunia.com/advisories/49504
Source: af854a3a-2127-422b-91ae-364da2661108
Not Applicable
http://secunia.com/advisories/51024
Source: af854a3a-2127-422b-91ae-364da2661108
Not Applicable
http://secunia.com/advisories/51040
Source: af854a3a-2127-422b-91ae-364da2661108
Not Applicable
http://sourceforge.net/projects/expat/files/expat/2.1.0/
Source: af854a3a-2127-422b-91ae-364da2661108
Release Notes Third Party Advisory
http://sourceforge.net/tracker/?func=detail&atid=110127&aid=3496608&group_id=10127
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.debian.org/security/2012/dsa-2525
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2012:041
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.securityfocus.com/bid/52379
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-1527-1
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.ubuntu.com/usn/USN-1613-1
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.ubuntu.com/usn/USN-1613-2
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10365
Source: af854a3a-2127-422b-91ae-364da2661108
Broken Link
https://support.apple.com/HT205637
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.tenable.com/security/tns-2016-20
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

44 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
5.7%
92th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-400

Affected Vendors

libexpat_project python canonical debian redhat oracle

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