Google Chrome 14.x NSS untrusted search path ⚔ [Disputed]

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.
7.7$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Google Chrome 14.x. Affected is an unknown function of the component NSS. Executing a manipulation can lead to Remote Code Execution. This vulnerability is tracked as CVE-2011-3640. No exploit exists. The actual existence of this vulnerability is currently in question. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Google Chrome 14.x (Web Browser) and classified as critical. This vulnerability affects an unknown functionality of the component NSS. The manipulation with an unknown input leads to a remote code execution vulnerability. The CWE definition for the vulnerability is CWE-426. The product searches for critical resources using an externally-supplied search path that can point to resources that are not under the product's direct control. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

** DISPUTED ** Untrusted search path vulnerability in Mozilla Network Security Services (NSS), as used in Google Chrome before 17 on Windows and Mac OS X, might allow local users to gain privileges via a Trojan horse pkcs11.txt file in a top-level directory. NOTE: the vendor s response was "Strange behavior, but we re not treating this as a security bug."

The weakness was disclosed 10/21/2011 by Luka Treiber with ACROS Security (Website). The advisory is shared for download at blog.acrossecurity.com. This vulnerability was named CVE-2011-3640 since 09/21/2011. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1574.

The real existence of this vulnerability is still doubted at the moment. The vulnerability scanner Nessus provides a plugin with the ID 75577 (openSUSE Security Update : libfreebl3 (openSUSE-SU-2011:1241-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l.

Upgrading 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 code.google.com. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (75577), SecurityFocus (BID 50589†), Secunia (SA46471†) and Vulnerability Center (SBV-33868†). The entries VDB-59397 and VDB-58779 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.1
VulDB Meta Temp Score: 7.7

VulDB Base Score: 8.1
VulDB Temp Score: 7.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Untrusted search path
CWE: CWE-426
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 75577
Nessus Name: openSUSE Security Update : libfreebl3 (openSUSE-SU-2011:1241-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 70553
OpenVAS Name: Debian Security Advisory DSA 2339-1 (nss)
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.google.com
Patch: code.google.com

Timelineinfo

09/21/2011 🔍
10/21/2011 +30 days 🔍
10/27/2011 +6 days 🔍
10/27/2011 +0 days 🔍
11/07/2011 +11 days 🔍
11/08/2011 +0 days 🔍
11/16/2011 +8 days 🔍
11/21/2011 +5 days 🔍
06/13/2014 +935 days 🔍
08/07/2024 +3708 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: blog.acrossecurity.com
Researcher: Luka Treiber
Organization: ACROS Security
Status: Not defined
Disputed: 🔍

CVE: CVE-2011-3640 (🔍)
GCVE (CVE): GCVE-0-2011-3640
GCVE (VulDB): GCVE-100-4432

OVAL: 🔍

SecurityFocus: 50589
Secunia: 46471 - Google Chrome NSS Insecure Library Loading Vulnerability, Not Critical
Vulnerability Center: 33868 - Google Chrome before 17 Mozilla NSS Local Privileges Escalation via Trojan Horse pkcs11.txt File, High

See also: 🔍

Entryinfo

Created: 11/21/2011 01:00
Updated: 08/07/2024 05:19
Changes: 11/21/2011 01:00 (80), 04/05/2017 14:48 (6), 03/19/2021 16:39 (3), 03/19/2021 16:44 (2), 03/19/2021 16:50 (1), 08/07/2024 05:19 (19)
Complete: 🔍
Cache ID: 216:179:103

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!