Quake 3 engine sv_allowdownload option directory traversal

quake3-sv-allowdownload-directory-traversal (26347) The risk level is classified as MediumMedium Risk

Description:

Multiple game servers based on the Quake 3 engine could allow a remote attacker to traverse directories on the system. If the sv_allowdownload option is set to "1", a remote attacker could send a specially-crafted .pk3 file request containing "dot dot" sequences (/../) to traverse directories and download any known file on the system.


Consequences:

Obtain Information

Remedy:

Apply the patch for this vulnerability, available from the id Software Web site. See References.

References:

  • Full-Disclosure Mailing List, Mon May 08 2006 - 17:44:01 CDT: Two independent vulnerabilities (client and server side) in Quake3 engine and many derived games.
  • id Software Web site: id Software.
  • BID-17924: Quake 3 Engine Server Information Disclosure Vulnerability
  • CVE-2006-2082: Directory traversal vulnerability in Quake 3 engine, as used in products including Quake3 Arena, Return to Castle Wolfenstein, Wolfenstein: Enemy Territory, and Star Trek Voyager: Elite Force, when the sv_allowdownload cvar is enabled, allows remote attackers to read arbitrary files from the server via .. sequences in a .pk3 file request.
  • OSVDB ID: 25720: Quake 3 sv_allowdownload Traversal Arbitrary File Access

Platforms Affected:

  • id Software Quake 3

Reported:

May 08, 2006

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