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CVE-2012-0876 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
http://bugs.python.org/issue13703#msg151870	CVE	Issue TrackingThird Party Advisory
http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html	CVE	Broken LinkMailing List
http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html	CVE	Broken LinkMailing List
http://mail.libexpat.org/pipermail/expat-discuss/2012-March/002768.html	CVE	Broken Link
http://rhn.redhat.com/errata/RHSA-2012-0731.html	CVE	Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-0062.html	CVE	Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2957.html	CVE	Third Party Advisory
http://secunia.com/advisories/49504	CVE	Not Applicable
http://secunia.com/advisories/51024	CVE	Not Applicable
http://secunia.com/advisories/51040	CVE	Not Applicable
https://kc.mcafee.com/corporate/index?page=content&id=SB10365	CVE	Broken Link
http://sourceforge.net/projects/expat/files/expat/2.1.0/	CVE	Release NotesThird Party Advisory
http://sourceforge.net/tracker/?func=detail&atid=110127&aid=3496608&group_id=10127	CVE	Third Party Advisory
https://support.apple.com/HT205637	CVE	Third Party Advisory
https://www.tenable.com/security/tns-2016-20	CVE	Third Party Advisory
http://www.debian.org/security/2012/dsa-2525	CVE	Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2012:041	CVE	Broken Link
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html	CVE	Third Party Advisory
http://www.securityfocus.com/bid/52379	CVE	Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-1527-1	CVE	Third Party Advisory
http://www.ubuntu.com/usn/USN-1613-1	CVE	Third Party Advisory
http://www.ubuntu.com/usn/USN-1613-2	CVE	Third Party Advisory
http://bugs.python.org/issue13703#msg151870	[email protected]	Issue TrackingThird Party Advisory
http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html	[email protected]	Broken LinkMailing List
http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html	[email protected]	Broken LinkMailing List
http://mail.libexpat.org/pipermail/expat-discuss/2012-March/002768.html	[email protected]	Broken Link
http://rhn.redhat.com/errata/RHSA-2012-0731.html	[email protected]	Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-0062.html	[email protected]	Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2957.html	[email protected]	Third Party Advisory
http://secunia.com/advisories/49504	[email protected]	Not Applicable
http://secunia.com/advisories/51024	[email protected]	Not Applicable
http://secunia.com/advisories/51040	[email protected]	Not Applicable
https://kc.mcafee.com/corporate/index?page=content&id=SB10365	[email protected]	Broken Link
http://sourceforge.net/projects/expat/files/expat/2.1.0/	[email protected]	Release NotesThird Party Advisory
http://sourceforge.net/tracker/?func=detail&atid=110127&aid=3496608&group_id=10127	[email protected]	Third Party Advisory
https://support.apple.com/HT205637	[email protected]	Third Party Advisory
https://www.tenable.com/security/tns-2016-20	[email protected]	Third Party Advisory
http://www.debian.org/security/2012/dsa-2525	[email protected]	Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2012:041	[email protected]	Broken Link
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html	[email protected]	Third Party Advisory
http://www.securityfocus.com/bid/52379	[email protected]	Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-1527-1	[email protected]	Third Party Advisory
http://www.ubuntu.com/usn/USN-1613-1	[email protected]	Third Party Advisory
http://www.ubuntu.com/usn/USN-1613-2	[email protected]	Third Party Advisory

see all 44 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-400	Uncontrolled Resource Consumption	[email protected]

Affected Products

Product	Versions
libexpat project libexpat	< 2.1.0
CPE cpe:2.3:a:libexpat_project:libexpat:::::::: Remediation No remediation found in references.
python python	>= 2.6.0, < 2.6.8 >= 2.7.0, < 2.7.3 >= 3.1.0, < 3.1.5 >= 3.2.0, < 3.2.3
CPE cpe:2.3:a:python:python:::::::: Remediation No remediation found in references.
debian debian linux	6.0 7.0
CPE cpe:2.3:o:debian:debian_linux:6.0:::::::* cpe:2.3:o:debian:debian_linux:7.0:::::::* Remediation No remediation found in references.
canonical ubuntu linux	8.04 10.04 11.04 11.10 12.04
CPE 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::::-::: Remediation No remediation found in references.
oracle solaris	11.3
CPE cpe:2.3:o:oracle:solaris:11.3:::::::* Remediation No remediation found in references.
redhat storage	2.0
CPE cpe:2.3:a:redhat:storage:2.0:::::::* Remediation No remediation found in references.
redhat enterprise linux desktop	5.0 6.0
CPE cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:::::::* cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:::::::* Remediation No remediation found in references.
redhat enterprise linux eus	6.2
CPE cpe:2.3:o:redhat:enterprise_linux_eus:6.2:::::::* Remediation No remediation found in references.
redhat enterprise linux server	5.0 6.0
CPE cpe:2.3:o:redhat:enterprise_linux_server:5.0:::::::* cpe:2.3:o:redhat:enterprise_linux_server:6.0:::::::* Remediation No remediation found in references.
redhat enterprise linux server aus	6.2
CPE cpe:2.3:o:redhat:enterprise_linux_server_aus:6.2:::::::* Remediation No remediation found in references.
redhat enterprise linux workstation	5.0 6.0
CPE cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:::::::* cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:::::::* Remediation No remediation found in references.

Change History

21 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Apr 29, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Aug 5, 2022	Modified Analysis	[email protected]
Jul 31, 2021	CVE Modified	[email protected]
Jan 25, 2021	CPE Deprecation Remap	[email protected]
Jan 25, 2021	CPE Deprecation Remap	[email protected]
Jan 25, 2021	CPE Deprecation Remap	[email protected]
Jan 25, 2021	CPE Deprecation Remap	[email protected]
Jan 25, 2021	CPE Deprecation Remap	[email protected]
Jan 25, 2021	CPE Deprecation Remap	[email protected]
Jan 25, 2021	CPE Deprecation Remap	[email protected]
Jan 25, 2021	CPE Deprecation Remap	[email protected]
Jan 25, 2021	CPE Deprecation Remap	[email protected]
Jan 5, 2018	CVE Modified	[email protected]
Nov 3, 2017	CVE Modified	[email protected]
Dec 6, 2016	CVE Modified	[email protected]
Sep 23, 2016	CVE Modified	[email protected]
Dec 12, 2015	CVE Modified	[email protected]
Jul 3, 2012	Initial Analysis	[email protected]

CVE-2012-0876 Details

Description

Metrics

References to Advisories, Solutions, and Tools

Weakness Enumeration

Affected Products

CPE

Remediation

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Change History

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