Google Chrome 16.0.912.77 Signature Check input validation

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.7$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Google Chrome 16.0.912.77. Impacted is an unknown function of the component Signature Check Handler. The manipulation results in input validation. This vulnerability is cataloged as CVE-2011-3965. Furthermore, there is an exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google Chrome 16.0.912.77 (Web Browser). It has been classified as critical. Affected is an unknown functionality of the component Signature Check Handler. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as 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. This is going to have an impact on availability. CVE summarizes:

Google Chrome before 17.0.963.46 does not properly check signatures, which allows remote attackers to cause a denial of service (application crash) via unspecified vectors.

The weakness was shared 02/08/2012 by Collin Payne (miaubiz) with Chromium Development Community (Website). The advisory is available at oval.mitre.org. The vendor cooperated in the coordination of the public release. This vulnerability is traded as CVE-2011-3965 since 10/01/2011. 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 57883 (FreeBSD : chromium -- multiple vulnerabilities (fe1976c2-5317-11e1-9e99-00262d5ed8ee)), 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 119930 (Google Chrome Prior to 17.0.963.46 Multiple Vulnerabilities).

Upgrading to version 17.0.963.46 eliminates this vulnerability. The upgrade is hosted for download at chrome.google.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (73073), Tenable (57883), SecurityFocus (BID 51911†), OSVDB (78945†) and Secunia (SA47938†). The entries VDB-4604, VDB-4613, VDB-4607 and VDB-4609 are related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

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

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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: Public
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 57883
Nessus Name: FreeBSD : chromium -- multiple vulnerabilities (fe1976c2-5317-11e1-9e99-00262d5ed8ee)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 70732
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 17.0.963.46

Timelineinfo

10/01/2011 🔍
01/21/2012 +112 days 🔍
02/08/2012 +18 days 🔍
02/08/2012 +0 days 🔍
02/08/2012 +0 days 🔍
02/08/2012 +0 days 🔍
02/08/2012 +0 days 🔍
02/09/2012 +1 days 🔍
02/09/2012 +0 days 🔍
02/13/2012 +4 days 🔍
03/20/2021 +3323 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: oval.mitre.org
Researcher: Collin Payne (miaubiz)
Organization: Chromium Development Community
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2011-3965 (🔍)
GCVE (CVE): GCVE-0-2011-3965
GCVE (VulDB): GCVE-100-4614

OVAL: 🔍

X-Force: 73073
SecurityFocus: 51911 - Google Chrome Prior to 17.0.963.46 Multiple Security Vulnerabilities
Secunia: 47938 - Google Chrome Multiple Vulnerabilities, Highly Critical
OSVDB: 78945
SecurityTracker: 1026654 - Google Chrome Multiple Flaws Let Remote Users Execute Arbitrary Code
Vulnerability Center: 34441 - Google Chrome < 17.0.963.46 Remote DoS due to Insufficient Signatures Check, Medium

See also: 🔍

Entryinfo

Created: 01/21/2012 01:00
Updated: 03/20/2021 17:46
Changes: 01/21/2012 01:00 (81), 04/09/2017 14:39 (10), 03/20/2021 17:46 (3)
Complete: 🔍
Cache ID: 216:019:103

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Interested in the pricing of exploits?

See the underground prices here!