Google Chrome up to 32.0.1700.107 Auditor access control

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.
4.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Google Chrome up to 32.0.1700.107. It has been classified as problematic. The affected element is an unknown function of the component Auditor. Performing a manipulation results in access control. This vulnerability is identified as CVE-2013-6657. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Google Chrome up to 32.0.1700.107 (Web Browser). It has been classified as problematic. This affects an unknown code block of the component Auditor. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality. The summary by CVE is:

core/html/parser/XSSAuditor.cpp in the XSS auditor in Blink, as used in Google Chrome before 33.0.1750.117, inserts the about:blank URL during certain blocking of FORM elements within HTTP requests, which allows remote attackers to bypass the Same Origin Policy and obtain sensitive information via unspecified vectors.

The weakness was released 02/20/2014 by Antoine Delignat-Lavaud (Cloudfuzzer) with Google as Stable Channel Update as confirmed release notes (Blog). The advisory is shared at googlechromereleases.blogspot.ch. This vulnerability is uniquely identified as CVE-2013-6657 since 11/05/2013. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/09/2021). It is expected to see the exploit prices for this product increasing in the near future.MITRE ATT&CK project uses the attack technique T1068 for this issue. The advisory points out:

Many of the [above] bugs were detected using AddressSanitizer.

The vulnerability scanner Nessus provides a plugin with the ID 73164 (Debian DSA-2883-1 : chromium-browser - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 122901 (Debian Security Update for chromium-browser (DSA 2883-1)).

Upgrading to version 33.0.1750.117 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 release notes contains the following remark:

This update includes 28 security fixes. Below, we highlight fixes that were either contributed by external researchers or particularly interesting.

The vulnerability is also documented in the databases at X-Force (91234), Tenable (73164), SecurityFocus (BID 65699†), Secunia (SA57028†) and Vulnerability Center (SBV-43362†). Entries connected to this vulnerability are available at VDB-5661, VDB-5662, VDB-10842 and VDB-10843. Statistical analysis made it clear that VulDB provides the best quality 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: 5.3
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 73164
Nessus Name: Debian DSA-2883-1 : chromium-browser - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 702883
OpenVAS Name: Debian Security Advisory DSA 2883-1 (chromium-browser - security update
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 33.0.1750.117

Timelineinfo

11/05/2013 🔍
02/20/2014 +107 days 🔍
02/20/2014 +0 days 🔍
02/20/2014 +0 days 🔍
02/20/2014 +0 days 🔍
02/21/2014 +1 days 🔍
02/23/2014 +2 days 🔍
02/23/2014 +0 days 🔍
02/23/2014 +0 days 🔍
06/09/2021 +2663 days 🔍

Sourcesinfo

Vendor: google.com
Product: google.com

Advisory: Stable Channel Update
Researcher: Antoine Delignat-Lavaud (Cloudfuzzer)
Organization: Google
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2013-6657 (🔍)
GCVE (CVE): GCVE-0-2013-6657
GCVE (VulDB): GCVE-100-12381

OVAL: 🔍
IAVM: 🔍

X-Force: 91234 - Google Chrome auditor information disclosure, Medium Risk
SecurityFocus: 65699 - Google Chrome Prior to 33.0.1750.117 Multiple Security Vulnerabilities
Secunia: 57028 - Google Chrome Multiple Vulnerabilities, Highly Critical
Vulnerability Center: 43362 - Google Chrome before 33.0.1750.117 Remote Information Leakage Vulnerability in XSS Auditor, Medium

See also: 🔍

Entryinfo

Created: 02/23/2014 11:58
Updated: 06/09/2021 18:07
Changes: 02/23/2014 11:58 (87), 05/21/2017 14:21 (8), 06/09/2021 18:07 (3)
Complete: 🔍
Cache ID: 216:685:103

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to stay up to date on a daily basis?

Enable the mail alert feature now!