CVE-2012-0876

CVSS V2 Medium 4.3 CVSS V3 None
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.
Overview
  • CVE ID
  • CVE-2012-0876
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2012-07-03T19:55:02
  • Last Modified Date
  • 2022-08-05T14:52:31
Weakness Enumerations
CWE URL
CWE-400 http://cwe.mitre.org/data/definitions/400.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:* 1 OR 2.1.0
cpe:2.3:a:python:python:*:*:*:*:*:*:*:* 1 OR 2.6.0 2.6.8
cpe:2.3:a:python:python:*:*:*:*:*:*:*:* 1 OR 2.7.0 2.7.3
cpe:2.3:a:python:python:*:*:*:*:*:*:*:* 1 OR 3.1.0 3.1.5
cpe:2.3:a:python:python:*:*:*:*:*:*:*:* 1 OR 3.2.0 3.2.3
cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:-:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:* 1 OR
cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:redhat:storage:2.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_eus:6.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_aus:6.2:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
References
Reference URL Reference Tags
http://secunia.com/advisories/49504 Vendor Advisory
http://mail.libexpat.org/pipermail/expat-discuss/2012-March/002768.html
http://rhn.redhat.com/errata/RHSA-2012-0731.html
http://sourceforge.net/projects/expat/files/expat/2.1.0/
http://www.mandriva.com/security/advisories?name=MDVSA-2012:041
http://sourceforge.net/tracker/?func=detail&atid=110127&aid=3496608&group_id=10127
http://bugs.python.org/issue13703#msg151870
http://www.ubuntu.com/usn/USN-1613-2
http://www.debian.org/security/2012/dsa-2525
http://www.ubuntu.com/usn/USN-1527-1
http://www.ubuntu.com/usn/USN-1613-1
http://secunia.com/advisories/51040
http://secunia.com/advisories/51024
http://www.securityfocus.com/bid/52379
http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html
http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html
https://support.apple.com/HT205637
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
http://rhn.redhat.com/errata/RHSA-2016-0062.html
https://www.tenable.com/security/tns-2016-20
http://rhn.redhat.com/errata/RHSA-2016-2957.html
https://kc.mcafee.com/corporate/index?page=content&id=SB10365
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2012-0876
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-0876
History
Created Old Value New Value Data Type Notes
2022-05-10 06:58:53 Added to TrackCVE