Google Chrome fall-back information disclosure

googlechrome-fallback-info-disc (56212) The risk level is classified as LowLow Risk

Description:

Google Chrome could allow a remote attacker to obtain sensitive information, caused by multiple errors related to DNS and fall-back behavior of proxies. An attacker could exploit this vulnerability to obtain sensitive information.

*CVSS:

Base Score: 4.3
  Access Vector: Network
  Access Complexity: Medium
  Authentication: None
  Confidentiality Impact: Partial
  Integrity Impact: None
  Availability Impact: None
 
Temporal Score: 3.2
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Obtain Information

Remedy:

Upgrade to the latest version of Google Chrome (4.0.249.89 or later), available from the Google Web site. See References.

References:

  • Google Chrome Releases: Stable Channel Update.
  • Google Web site: Google Chrome Frame-Bring open web technologies to your browser.
  • BID-38177: Google Chrome prior to 4.0.249.89 Multiple Security Vulnerabilities
  • CVE-2010-0643: Google Chrome before 4.0.249.89 attempts to make direct connections to web sites when all configured proxy servers are unavailable, which allows remote HTTP servers to obtain potentially sensitive information about the identity of a client user via standard HTTP logging, as demonstrated by a proxy server that was configured for the purpose of anonymity.
  • CVE-2010-0644: Google Chrome before 4.0.249.89, when a SOCKS 5 proxy server is configured, sends DNS queries directly, which allows remote DNS servers to obtain potentially sensitive information about the identity of a client user via request logging, as demonstrated by a proxy server that was configured for the purpose of anonymity.
  • OSVDB ID: 62315: Google Chrome Domain Name Resolution Proxy List Interpretation Information Disclosure
  • OSVDB ID: 62468: Google Chrome SOCKS Server Direct DNS Query Request Logging Information Disclosure
  • SA38545: Google Chrome Multiple Vulnerabilities
  • SECTRACK ID: 1023583: Google Chrome Bugs Let Remote Users Execute Arbitrary Code and Obtain Information

Platforms Affected:

  • Google Chrome 0.2.149.27
  • Google Chrome 0.2.149.29
  • Google Chrome 0.2.149.30
  • Google Chrome 0.3.154.9
  • Google Chrome 1.0.154.36
  • Google Chrome 1.0.154.46
  • Google Chrome 1.0.154.48
  • Google Chrome 1.0.154.53
  • Google Chrome 1.0.154.55
  • Google Chrome 1.0.154.59
  • Google Chrome 1.0.154.61
  • Google Chrome 1.0.154.64
  • Google Chrome 1.0.154.65
  • Google Chrome 2.0.172.30
  • Google Chrome 2.0.172.31
  • Google Chrome 2.0.172.33
  • Google Chrome 2.0.172.37
  • Google Chrome 2.0.172.43
  • Google Chrome 3.0 beta
  • Google Chrome 3.0.195.121
  • Google Chrome 3.0.195.24
  • Google Chrome 3.0.195.33

Reported:

Feb 10, 2010

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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