Google Chrome up to 20.0.1132.57 GIF Decoder numeric error

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Google Chrome up to 20.0.1132.57. It has been rated as problematic. This affects an unknown part of the component GIF Decoder. This manipulation causes numeric error. This vulnerability is tracked as CVE-2012-2849. Moreover, an exploit is present. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as problematic was found in Google Chrome up to 20.0.1132.57 (Web Browser). Affected by this vulnerability is an unknown function of the component GIF Decoder. The manipulation with an unknown input leads to a numeric error vulnerability. The CWE definition for the vulnerability is CWE-189. As an impact it is known to affect availability. The summary by CVE is:

Off-by-one error in the GIF decoder in Google Chrome before 21.0.1180.57 on Mac OS X and Linux, and before 21.0.1180.60 on Windows and Chrome Frame, allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted image.

The weakness was disclosed 07/31/2012 by Atte Kettunen (Trev) with Oulu University Secure Programming Group as Stable Channel Release as not defined changelog entry (Website). It is possible to read the advisory at googlechromereleases.blogspot.ch. The public release has been coordinated in cooperation with Google. This vulnerability is known as CVE-2012-2849 since 05/19/2012. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a private exploit is available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 61505 (FreeBSD : chromium -- multiple vulnerabilities (ce84e136-e2f6-11e1-a8ca-00262d5ed8ee)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks.

Upgrading to version 21.0.1180.57 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 (77329), Tenable (61505), SecurityFocus (BID 54749†), OSVDB (84369†) and Secunia (SA50105†). The entries VDB-5884, VDB-5885, VDB-5886 and VDB-5888 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Private
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 61505
Nessus Name: FreeBSD : chromium -- multiple vulnerabilities (ce84e136-e2f6-11e1-a8ca-00262d5ed8ee)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 71505
OpenVAS Name: FreeBSD Ports: chromium
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Chrome 21.0.1180.57
Patch: trac.webkit.org

Timelineinfo

05/19/2012 🔍
06/08/2012 +20 days 🔍
07/31/2012 +53 days 🔍
07/31/2012 +0 days 🔍
07/31/2012 +0 days 🔍
08/01/2012 +1 days 🔍
08/01/2012 +0 days 🔍
08/06/2012 +5 days 🔍
08/09/2012 +3 days 🔍
08/16/2012 +7 days 🔍
03/27/2021 +3145 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: Stable Channel Release
Researcher: Atte Kettunen (Trev)
Organization: Oulu University Secure Programming Group
Status: Not defined
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-2849 (🔍)
GCVE (CVE): GCVE-0-2012-2849
GCVE (VulDB): GCVE-100-5887

OVAL: 🔍

X-Force: 77329
SecurityFocus: 54749 - Google Chrome Prior to 21 Multiple Security Vulnerabilities
Secunia: 50105 - Google Chrome Multiple Vulnerabilities, Highly Critical
OSVDB: 84369
Vulnerability Center: 35899 - Google Chrome Before 21.0.1180.60 GIF Decoder Off-By-One Error Allows Remote DoS via a Crafted Image, Medium

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 08/09/2012 13:20
Updated: 03/27/2021 08:32
Changes: 08/09/2012 13:20 (82), 04/15/2017 16:34 (9), 03/27/2021 08:32 (3)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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