SquirrelMail compose.php script cross-site scripting

squirrel-composephp-xss (16025) The risk level is classified as MediumMedium Risk


SquirrelMail is vulnerable to cross-site scripting. A remote attacker could create a malicious URL link to the compose.php script containing embedded script in the mailbox parameter, which would be executed in the victim's Web browser within the security context of the hosting site, once the link is clicked. An attacker could use this vulnerability to steal the session cookie.


Gain Access


Upgrade to the latest version of SquirrelMail (1.4.3 or later), when it becomes available from the SquirrelMail Web site. See References.

For Red Hat Linux:
Upgrade to the latest SquirrelMail package, as listed below. Refer to RHSA-2004:240-06 for more information. See References.

Red Hat Enterprise Linux AS (v. 3), ES (v. 3), WS (v. 3), Desktop: 1.4.3-0.e3.1 or later

For Debian GNU/Linux 3.0 (alias woody):
Upgrade to the latest SquirrelMail package (1.2.6-1.4 or later), as listed in DSA-535-1. See References.

For Conectiva Linux:
Upgrade to the latest SquirrelMail package, as listed below. Refer to Conectiva Linux Security Announcement CLSA-2004:858 for more information. See References.

Conectiva Linux 9: 1.4.3a-13677U90_1cl or later

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


Platforms Affected:

  • Conectiva Linux 9.0
  • Debian Debian Linux 3.0
  • Gentoo Linux
  • RedHat Enterprise Linux 3 WS
  • RedHat Enterprise Linux 3 AS
  • RedHat Enterprise Linux 3 Desktop
  • RedHat Enterprise Linux 3 ES
  • RedHat Linux 3.0
  • SquirrelMail SquirrelMail 1.4.2


Apr 29, 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.

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