Google Chrome up to 19.0.1084.57 Pointer in Array integer coercion

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Google Chrome up to 19.0.1084.57 and classified as problematic. Impacted is an unknown function of the component Pointer in Array Handler. The manipulation results in integer coercion. This vulnerability is cataloged as CVE-2012-2830. Furthermore, there is an exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Chrome up to 19.0.1084.57 (Web Browser). It has been classified as critical. Affected is an unknown code of the component Pointer in Array Handler. The manipulation with an unknown input leads to a integer coercion vulnerability. CWE is classifying the issue as CWE-192. Integer coercion refers to a set of flaws pertaining to the type casting, extension, or truncation of primitive data types. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Google Chrome before 20.0.1132.43 does not properly set array values, which allows remote attackers to cause a denial of service (incorrect pointer use) or possibly have unspecified other impact via unknown vectors.

The weakness was shared 06/26/2012 by Dharani Govindan (miaubiz) with Chromium Development Community as 129951 (Website). The advisory is shared for download at code.google.com. The vendor cooperated in the coordination of the public release. This vulnerability is traded as CVE-2012-2830 since 05/19/2012. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available.

It is declared as proof-of-concept. As 0-day the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 59750 (FreeBSD : chromium -- multiple vulnerabilities (ff922811-c096-11e1-b0f4-00262d5ed8ee)), 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 120297 (Google Chrome Prior to 20.0.1132.43 Multiple Vulnerabilities).

Upgrading to version 20.0.1132.43 eliminates this vulnerability. The upgrade is hosted for download at google.com. Applying a patch is able to eliminate this problem. The bugfix is ready for download at trac.webkit.org. The problem might be mitigated by replacing the product with Mozilla Firefox, Microsoft Internet Explorer, Opera as an alternative. 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 (76566), Tenable (59750), SecurityFocus (BID 54203†), OSVDB (83241†) and Secunia (SA49724†). Further details are available at googlechromereleases.blogspot.de. The entries VDB-5585, VDB-5586, VDB-5587 and VDB-5588 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Integer coercion
CWE: CWE-192 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 59750
Nessus Name: FreeBSD : chromium -- multiple vulnerabilities (ff922811-c096-11e1-b0f4-00262d5ed8ee)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 71529
OpenVAS Name: FreeBSD Ports: chromium
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Chrome 20.0.1132.43
Patch: trac.webkit.org
Alternative: Mozilla Firefox, Microsoft Internet Explorer, Opera

Timelineinfo

05/19/2012 🔍
06/26/2012 +37 days 🔍
06/26/2012 +0 days 🔍
06/26/2012 +0 days 🔍
06/26/2012 +0 days 🔍
06/27/2012 +0 days 🔍
06/27/2012 +0 days 🔍
06/27/2012 +0 days 🔍
06/27/2012 +0 days 🔍
06/27/2012 +0 days 🔍
07/04/2012 +7 days 🔍
03/25/2021 +3186 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: 129951
Researcher: Dharani Govindan (miaubiz)
Organization: Chromium Development Community
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-2830 (🔍)
GCVE (CVE): GCVE-0-2012-2830
GCVE (VulDB): GCVE-100-5604

OVAL: 🔍

X-Force: 76566
SecurityFocus: 54203
Secunia: 49724 - Google Chrome Multiple Vulnerabilities, Highly Critical
OSVDB: 83241
Vulnerability Center: 35472 - Google Chrome Before 20.0.1132.43 Improper Set of Arrays Values Allows Remote DoS Vulnerability, Medium

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 06/27/2012 15:17
Updated: 03/25/2021 19:23
Changes: 06/27/2012 15:17 (86), 04/14/2017 13:51 (6), 03/25/2021 19:20 (4), 03/25/2021 19:23 (1)
Complete: 🔍
Cache ID: 216:BE1:103

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