CVE-2012-0876

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.

Category

4.3
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.40%
Vendor Advisory ubuntu.com Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory apple.com Vendor Advisory apple.com Vendor Advisory debian.org Vendor Advisory mandriva.com Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://secunia.com/advisories/49504 third party advisory not applicable
http://sourceforge.net/tracker/?func=detail&atid=110127&aid=3496608&group_id=10127 third party advisory
https://www.tenable.com/security/tns-2016-20 third party advisory
http://www.ubuntu.com/usn/USN-1527-1 third party advisory vendor advisory
http://bugs.python.org/issue13703#msg151870 issue tracking third party advisory
https://support.apple.com/HT205637 third party advisory
http://secunia.com/advisories/51040 third party advisory not applicable
http://rhn.redhat.com/errata/RHSA-2012-0731.html third party advisory vendor advisory
http://www.securityfocus.com/bid/52379 vdb entry third party advisory
http://sourceforge.net/projects/expat/files/expat/2.1.0/ third party advisory release notes
http://rhn.redhat.com/errata/RHSA-2016-0062.html third party advisory vendor advisory
http://lists.apple.com/archives/security-announce/2013/Oct/msg00004.html mailing list broken link vendor advisory
http://lists.apple.com/archives/security-announce/2015/Dec/msg00005.html mailing list broken link vendor advisory
http://www.debian.org/security/2012/dsa-2525 third party advisory vendor advisory
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html third party advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2012:041 vendor advisory broken link
http://rhn.redhat.com/errata/RHSA-2016-2957.html third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-1613-2 third party advisory vendor advisory
http://mail.libexpat.org/pipermail/expat-discuss/2012-March/002768.html mailing list broken link
http://secunia.com/advisories/51024 third party advisory not applicable
http://www.ubuntu.com/usn/USN-1613-1 third party advisory vendor advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10365 broken link

Frequently Asked Questions

What is the severity of CVE-2012-0876?
CVE-2012-0876 has been scored as a medium severity vulnerability.
How to fix CVE-2012-0876?
To fix CVE-2012-0876, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-0876 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2012-0876 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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