XFree86 xdm unauthorized access to X server

xfree86-xdm-unauth-access (11389) The risk level is classified as MediumMedium Risk


The XFree86 xdm (X Display Manager) could allow a remote attacker to gain unauthorized access to the X server. If the authComplain variable is disabled, a remote attacker could use xdm to gain unauthorized access to the X server.


Gain Access


Upgrade to the latest version of XFree86 ( or later), available from the XFree86 Web site. See References.

For Conectiva Linux:
Upgrade to the latest XFree86 package, as listed below. Refer to Conectiva Linux Announcement CLSA-2002:533 for more information. See References.

Conectiva Linux 6.0: 3.3.6a-5U60_1cl or later
Conectiva Linux 7.0: 3.3.6-26U70_3cl or later

For Sun Linux 5.0:
Apply the appropriate patch for your system. Refer to Sun Alert ID: 55602 for more information. See References.

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


Platforms Affected:

  • Conectiva Linux 6.0
  • Conectiva Linux 7.0
  • RedHat Enterprise Linux 2.1 WS
  • RedHat Enterprise Linux 2.1 AS
  • RedHat Enterprise Linux 2.1 ES
  • RedHat Linux 7.1
  • RedHat Linux 7.2
  • RedHat Linux Advanced Workstation 2.1 Itanium
  • Sun Linux 5.0
  • XFree86 XFree86 prior to


Dec 12, 2001

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