CVS "dot dot" directory traversal

cvs-dotdot-directory-traversal (15891) The risk level is classified as MediumMedium Risk


CVS (Concurrent Versions System) could allow a remote attacker to traverse directories on the system. A remote attacker could send a CVS client request containing "dot dot" sequences (../) in the file name to traverse directories and view arbitrary files outside of the CVS root directory.


File Manipulation


For Debian GNU/Linux 3.0 (woody):
Upgrade to the latest cvs package (1.11.1p1debian-9woody2 or later), as listed in DSA-486-1. See References.

For Slackware Linux:
Upgrade to the latest cvs package, as listed below. Refer to slackware-security Mailing List, Sun, 18 Apr 2004 16:40:41 -0700 (PDT) for more information. See References.

Slackware Linux 8.1, 9.0, 9.1, and -current: 0.9.6m-i386-1 or later

For Red Hat Linux:
Upgrade to the latest cvs package, as listed below. Refer to RHSA-2004:153-09 for more information. See References.

Red Hat Enterprise Linux AS (v. 2.1), ES (v. 2.1), WS (v. 2.1), and Red Hat Linux Advanced Workstation 2.1 for the Itanium Processor: 1.11.1p1-12 or later

Red Hat Enterprise Linux AS (v. 3), ES (v. 3), and WS (v. 3): 1.11.2-18 or later

For other distributions:
Contact your vendor for upgrade or patch information.


Platforms Affected:

  • CVS, Derek Price CVS (Concurrent Versions System) prior to 1.11
  • Debian Debian Linux 3.0
  • Gentoo Linux
  • RedHat Enterprise Linux 2.1 AS
  • RedHat Enterprise Linux 2.1 WS
  • RedHat Enterprise Linux 2.1 ES
  • RedHat Enterprise Linux 2.1 AW
  • RedHat Enterprise Linux 3 ES
  • RedHat Enterprise Linux 3 WS
  • RedHat Enterprise Linux 3 AS
  • RedHat Linux 9.0
  • RedHat Linux Advanced Workstation 2.1 Itanium
  • Slackware Slackware Linux 8.1
  • Slackware Slackware Linux 9.0
  • Slackware Slackware Linux 9.1
  • Slackware Slackware Linux current


Apr 16, 2004

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 ignore thisxforceignore this@ignore thisus.ignore thisibm.comignore this

Return to the main page