Google Chrome up to 19.0.1084.57 PDF OOB Reading integer coercion

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

A vulnerability has been found in Google Chrome up to 19.0.1084.57 (Web Browser) and classified as critical. Affected by this vulnerability is an unknown function of the component PDF OOB Reading. The manipulation with an unknown input leads to a integer coercion vulnerability. The CWE definition for the vulnerability is CWE-192. Integer coercion refers to a set of flaws pertaining to the type casting, extension, or truncation of primitive data types. As an impact it is known to affect availability. The summary by CVE is:

The PDF functionality in Google Chrome before 20.0.1132.43 allows remote attackers to cause a denial of service (out-of-bounds read) via unspecified vectors.

The weakness was presented 06/26/2012 by Dharani Govindan (ASAN) with Chromium Development Community as not defined blog post (Website). The advisory is shared at googlechromereleases.blogspot.de. The public release was coordinated in cooperation with Google. This vulnerability is known as CVE-2012-2822 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 public exploit is available.

It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k. 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. 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 (76559) and Tenable (59750). Additional details are provided at build.chromium.org. See 5585, 5586, 5587 and 5588 for similar entries.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.5
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

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

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: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Chrome 20.0.1132.43
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 🔍
07/03/2012 +6 days 🔍
03/25/2021 +3187 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: googlechromereleases.blogspot.de
Researcher: Dharani Govindan (ASAN)
Organization: Chromium Development Community
Status: Not defined
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-2822 (🔍)
OVAL: 🔍

X-Force: 76559
Vulnerability Center: 35463 - Google Chrome Before 20.0.1132.43 PDF Allows Remote DoS Vulnerability, Medium
SecurityFocus: 54203
Secunia: 49724 - Google Chrome Multiple Vulnerabilities, Highly Critical
OSVDB: 83247

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 06/27/2012 15:17
Updated: 03/25/2021 18:47
Changes: 06/27/2012 15:17 (85), 04/14/2017 13:47 (6), 03/25/2021 18:42 (4), 03/25/2021 18:47 (1)
Complete: 🔍

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