Google Chrome 21.0.1180.83 XSL include/libxml/tree.h denial of service
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.4 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, was found in Google Chrome 21.0.1180.83 (Web Browser). Affected is some unknown functionality in the library include/libxml/tree.h of the component XSL Handler. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
libxml2 2.9.0-rc1 and earlier, as used in Google Chrome before 21.0.1180.89, does not properly support a cast of an unspecified variable during handling of XSL transforms, which allows remote attackers to cause a denial of service or possibly have unknown other impact via a crafted document, related to the _xmlNs data structure in include/libxml/tree.h.
The weakness was presented 08/30/2012 by Nicholas Gregoire (miaubiz) with Google Security Team as stable-channel-update_30 as confirmed blog post (Website). The advisory is available at googlechromereleases.blogspot.com. The public release was coordinated in cooperation with the vendor. This vulnerability is traded as CVE-2012-2871 since 05/19/2012. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details and a private exploit are known.
It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 70836 (GLSA-201311-06 : libxml2: Multiple vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 216049 (VMWare ESXi 5.1.0 Patch Complete Update 1 Missing (KB2041632)).
Upgrading to version 21.0.1180.89 eliminates this vulnerability. The upgrade is hosted for download at chrome.google.com. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.gnome.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (78179) and Tenable (70836). See 4619, 4675, 4996 and 5407 for similar entries.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 7.3VulDB Meta Temp Score: 6.4
VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Class: Denial of serviceCWE: CWE-404
ATT&CK: T1499
Local: No
Remote: Yes
Availability: 🔍
Access: Private
Status: Proof-of-Concept
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Nessus ID: 70836
Nessus Name: GLSA-201311-06 : libxml2: Multiple vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍
OpenVAS ID: 72472
OpenVAS Name: Debian Security Advisory DSA 2555-1 (libxslt)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: Chrome 21.0.1180.89
Patch: git.gnome.org
Timeline
05/19/2012 🔍08/30/2012 🔍
08/30/2012 🔍
08/30/2012 🔍
08/31/2012 🔍
08/31/2012 🔍
08/31/2012 🔍
09/03/2012 🔍
11/11/2013 🔍
03/27/2021 🔍
Sources
Vendor: google.comProduct: google.com
Advisory: stable-channel-update_30
Researcher: Nicholas Gregoire (miaubiz)
Organization: Google Security Team
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍
CVE: CVE-2012-2871 (🔍)
OVAL: 🔍
IAVM: 🔍
X-Force: 78179 - Google Chrome XSL transforms code execution, High Risk
SecurityFocus: 55331 - Google Chrome Prior to 21.0.1180.89 Multiple Security Vulnerabilities
Secunia: 50447 - Google Chrome Multiple Vulnerabilities, Highly Critical
OSVDB: 85036
scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍
Entry
Created: 09/03/2012 12:41Updated: 03/27/2021 17:08
Changes: 09/03/2012 12:41 (85), 08/20/2017 22:08 (10), 03/27/2021 17:08 (3)
Complete: 🔍
Committer: olku
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