Google Chrome 19.0.1084.45 Glyph input validation

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

Summaryinfo

A vulnerability marked as problematic has been reported in Google Chrome 19.0.1084.45. Affected by this vulnerability is an unknown functionality of the component Glyph Handler. This manipulation causes input validation. This vulnerability is handled as CVE-2011-3093. Additionally, an exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Google Chrome 19.0.1084.45 (Web Browser). Affected by this vulnerability is an unknown code of the component Glyph Handler. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. The summary by CVE is:

Google Chrome before 19.0.1084.46 does not properly handle glyphs, which allows remote attackers to cause a denial of service (out-of-bounds read) via unspecified vectors.

The weakness was released 05/15/2012 by Brett Wilson (miaubiz) with Chromium Development Community as 122585 as confirmed knowledge base article (Website). The advisory is shared at code.google.com. The public release was coordinated with Google. This vulnerability is known as CVE-2011-3093 since 08/09/2011. The exploitation appears to be easy. 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 59103 (FreeBSD : chromium -- multiple vulnerabilities (1449af37-9eba-11e1-b9c1-00262d5ed8ee)), 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 165306 (SUSE Security Update for Update for Chromium, v8 (openSUSE-SU-2012:0656-1)).

Upgrading to version 19.0.1084.46 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 (75598), Tenable (59103), SecurityFocus (BID 53540†), OSVDB (81955†) and Secunia (SA49194†). Entries connected to this vulnerability are available at VDB-5400, VDB-5402, VDB-5403 and VDB-5405. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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: 59103
Nessus Name: FreeBSD : chromium -- multiple vulnerabilities (1449af37-9eba-11e1-b9c1-00262d5ed8ee)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 71375
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 19.0.1084.46
Patch: trac.webkit.org

Timelineinfo

08/09/2011 🔍
05/15/2012 +280 days 🔍
05/15/2012 +0 days 🔍
05/15/2012 +0 days 🔍
05/15/2012 +0 days 🔍
05/16/2012 +1 days 🔍
05/16/2012 +0 days 🔍
05/16/2012 +0 days 🔍
05/18/2012 +2 days 🔍
05/21/2012 +3 days 🔍
05/23/2012 +2 days 🔍
03/24/2021 +3227 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: 122585
Researcher: Brett Wilson (miaubiz)
Organization: Chromium Development Community
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2011-3093 (🔍)
GCVE (CVE): GCVE-0-2011-3093
GCVE (VulDB): GCVE-100-5401

OVAL: 🔍

X-Force: 75598
SecurityFocus: 53540 - Google Chrome Prior to 19 Multiple Security Vulnerabilities
Secunia: 49194 - Google Chrome Multiple Vulnerabilities, Highly Critical
OSVDB: 81955
SecurityTracker: 1027067 - Google Chrome Multiple Flaws Let Remote Users Execute Arbitrary Code
Vulnerability Center: 35103 - Google Chrome Before 19.0.1084.46 Improper Glyphs Handling Allows Remote DoS Vulnerability, Medium

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

Entryinfo

Created: 05/23/2012 16:58
Updated: 03/24/2021 16:22
Changes: 05/23/2012 16:58 (85), 04/11/2017 22:24 (11), 03/24/2021 16:22 (3)
Complete: 🔍
Cache ID: 216:EBA:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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