Google Chrome up to 16.0.912.63 CSS Parser memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.0$5k-$25k0.00

A vulnerability has been found in Google Chrome up to 16.0.912.63 (Web Browser) and classified as critical. Affected by this vulnerability is an unknown function of the component CSS Parser. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The Cascading Style Sheets (CSS) implementation in Google Chrome before 16.0.912.63 on 64-bit platforms does not properly manage property arrays, which allows remote attackers to cause a denial of service (memory corruption) via unspecified vectors.

The weakness was shared 12/13/2011 by Sergio Villar Senin (Slawomir Blazek) with Google Chrome Security Team as HT5190 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. The vendor cooperated in the coordination of the public release. This vulnerability is known as CVE-2011-3909 since 10/01/2011. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 03/19/2021). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability scanner Nessus provides a plugin with the ID 57292 (FreeBSD : chromium -- multiple vulnerabilities (68ac6266-25c3-11e1-b63a-00262d5ed8ee)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 119773 (Google Chrome prior to 16.0.912.63 Multiple Vulnerabilities).

Upgrading to version 16.0.912.63 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 trac.webkit.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 (71778), Tenable (57292), SecurityFocus (BID 51041†), OSVDB (77711†) and Secunia (SA47231†). The entries VDB-4460, VDB-4461, VDB-4462 and VDB-4464 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 57292
Nessus Name: FreeBSD : chromium -- multiple vulnerabilities (68ac6266-25c3-11e1-b63a-00262d5ed8ee)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 70593
OpenVAS Name: FreeBSD Ports: chromium
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Reliability: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Chrome 16.0.912.63
Patch: trac.webkit.org

Timelineinfo

10/01/2011 🔍
12/13/2011 +73 days 🔍
12/13/2011 +0 days 🔍
12/13/2011 +0 days 🔍
12/13/2011 +0 days 🔍
12/13/2011 +0 days 🔍
12/14/2011 +1 days 🔍
12/15/2011 +0 days 🔍
12/19/2011 +4 days 🔍
01/21/2012 +33 days 🔍
03/08/2012 +47 days 🔍
03/19/2021 +3298 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: HT5190
Researcher: Sergio Villar Senin (Slawomir Blazek)
Organization: Google Chrome Security Team
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2011-3909 (🔍)
GCVE (CVE): GCVE-0-2011-3909
GCVE (VulDB): GCVE-100-4459

OVAL: 🔍

X-Force: 71778
SecurityFocus: 51041 - Google Chrome Prior to 16.0.912.63 Multiple Security Vulnerabilities
Secunia: 47231 - Google Chrome Multiple Vulnerabilities, Highly Critical
OSVDB: 77711
SecurityTracker: 1026774 - Apple iOS Bugs Let Remote Users Execute Arbitrary Code, Conduct Cross-Site Scripting Attacks, and Obtain Potentially Sensitive Information
Vulnerability Center: 34049 - Google Chrome before 16.0.912.63 on 64-bit Platforms CSS Implementation Remote DoS Vulnerability, Medium

See also: 🔍

Entryinfo

Created: 01/21/2012 01:00 AM
Updated: 03/19/2021 06:31 PM
Changes: 01/21/2012 01:00 AM (84), 04/17/2019 02:03 PM (12), 03/19/2021 06:31 PM (2)
Complete: 🔍
Cache ID: 18:A57:40

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