Tor control protocol command execution

tor-control-command-execution (36407)

Medium Risk

Description:

Tor could allow a remote attacker to execute arbitrary commands, caused by a vulnerability in the control protocol. By persuading a victim to view a specially-crafted Web site or Tor exit node, an attacker could exploit this vulnerability to execute arbitrary commands, modify the torrc configuration file, and obtain sensitive information.

*CVSS:

Base Score:	6.8
Access Vector:	Network
Access Complexity:	Medium
Authentication:	None
Confidentiality Impact:	Partial
Integrity Impact:	Partial
Availability Impact:	Partial
Temporal Score:	5
Exploitability:	Unproven
Remediation Level:	Official-Fix
Report Confidence:	Confirmed

Consequences:

Gain Access

Remedy:

Upgrade to the latest version of Tor (0.1.2.16 or later), available from the Tor Web site. See References.

References:

• Tor Web site: Tor: anonymity online.
• Tor-announce Mailing List, Sat, 1 Sep 2007 14:31:54 -0400 : Tor security advisory: cross-protocol http form attack.

Platforms Affected:

• Tor Tor prior to 0.1.2.16

Reported:

Sep 01, 2007

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 the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

For corrections or additions please email xforce@iss.net

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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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