5.0
MEDIUM
CVE-2012-6139
Libxslt Denial of Service (DoS) and NULL Pointer Dereference Vulnerability
Description

libxslt before 1.1.28 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via an (1) empty match attribute in a XSL key to the xsltAddKey function in keys.c or (2) uninitialized variable to the xsltDocumentFunction function in functions.c.

INFO

Published Date :

April 12, 2013, 10:55 p.m.

Last Modified :

Nov. 21, 2024, 1:45 a.m.

Remotely Exploitable :

Yes !

Impact Score :

2.9

Exploitability Score :

10.0
Affected Products

The following products are affected by CVE-2012-6139 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Xmlsoft libxslt
1 Opensuse opensuse
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2012-6139.

URL Resource
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/102065.html
http://lists.opensuse.org/opensuse-updates/2013-04/msg00020.html
http://lists.opensuse.org/opensuse-updates/2013-04/msg00028.html
http://secunia.com/advisories/52745 Vendor Advisory
http://secunia.com/advisories/52805 Vendor Advisory
http://secunia.com/advisories/52813 Vendor Advisory
http://secunia.com/advisories/52884 Vendor Advisory
http://www.debian.org/security/2013/dsa-2654
http://www.mandriva.com/security/advisories?name=MDVSA-2013:141
http://www.securitytracker.com/id/1028338
http://www.ubuntu.com/usn/USN-1784-1
http://xmlsoft.org/XSLT/news.html
https://bugzilla.gnome.org/show_bug.cgi?id=685328 Exploit Patch
https://bugzilla.gnome.org/show_bug.cgi?id=685330 Patch
https://git.gnome.org/browse/libxslt/commit/?id=6c99c519d97e5fcbec7a9537d190efb442e4e833 Patch
https://git.gnome.org/browse/libxslt/commit/?id=dc11b6b379a882418093ecc8adf11f6166682e8d Exploit Patch
https://wiki.mageia.org/en/Support/Advisories/MGASA-2013-0107
https://www.suse.com/support/update/announcement/2013/suse-su-20131654-1.html
https://www.suse.com/support/update/announcement/2013/suse-su-20131656-1.html
http://lists.fedoraproject.org/pipermail/package-announce/2013-April/102065.html
http://lists.opensuse.org/opensuse-updates/2013-04/msg00020.html
http://lists.opensuse.org/opensuse-updates/2013-04/msg00028.html
http://secunia.com/advisories/52745 Vendor Advisory
http://secunia.com/advisories/52805 Vendor Advisory
http://secunia.com/advisories/52813 Vendor Advisory
http://secunia.com/advisories/52884 Vendor Advisory
http://www.debian.org/security/2013/dsa-2654
http://www.mandriva.com/security/advisories?name=MDVSA-2013:141
http://www.securitytracker.com/id/1028338
http://www.ubuntu.com/usn/USN-1784-1
http://xmlsoft.org/XSLT/news.html
https://bugzilla.gnome.org/show_bug.cgi?id=685328 Exploit Patch
https://bugzilla.gnome.org/show_bug.cgi?id=685330 Patch
https://git.gnome.org/browse/libxslt/commit/?id=6c99c519d97e5fcbec7a9537d190efb442e4e833 Patch
https://git.gnome.org/browse/libxslt/commit/?id=dc11b6b379a882418093ecc8adf11f6166682e8d Exploit Patch
https://wiki.mageia.org/en/Support/Advisories/MGASA-2013-0107
https://www.suse.com/support/update/announcement/2013/suse-su-20131654-1.html
https://www.suse.com/support/update/announcement/2013/suse-su-20131656-1.html

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2012-6139 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2012-6139 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CPE Deprecation Remap by [email protected]

    Oct. 30, 2018

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:novell:opensuse:12.3:*:*:*:*:*:*:* OR *cpe:2.3:o:opensuse:opensuse:12.3:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Oct. 30, 2018

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:novell:opensuse:12.2:*:*:*:*:*:*:* OR *cpe:2.3:o:opensuse:opensuse:12.2:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Oct. 30, 2018

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:novell:opensuse:12.1:*:*:*:*:*:*:* OR *cpe:2.3:o:opensuse:opensuse:12.1:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Oct. 30, 2018

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:novell:opensuse:11.4:*:*:*:*:*:*:* OR *cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:*
  • Initial Analysis by [email protected]

    Apr. 15, 2013

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2012-6139 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2012-6139 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

13.73 }} -0.52%

score

0.95734

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability