SquirrelMail compose.php cross-site request forgery

squirrelmail-compose-csrf (34219) The risk level is classified as MediumMedium Risk

Description:

SquirrelMail is vulnerable to a cross-site request forgery, caused by improper validation of user-supplied input by the compose.php script. A remote attacker could exploit this vulnerability by sending a specially-crafted email within an IMG tag, which would allow the attacker to perform cross-site scripting attacks, Web cache poisoning, and other malicious activity, if the attacker could persuade the victim to open the malicious email message.

Platforms Affected:

  • Apple, Mac OS X Server 10.3.9
  • Apple, Mac OS X Server 10.4.10
  • Debian, Debian Linux 3.1
  • Debian, Debian Linux 4.0
  • MandrakeSoft, Mandrake Linux Corporate Server 3.0
  • MandrakeSoft, Mandrake Linux Corporate Server 3.0 X86_64
  • MandrakeSoft, Mandrake Linux Corporate Server 4.0
  • MandrakeSoft, Mandrake Linux Corporate Server 4.0 X86_64
  • RedHat, Enterprise Linux 3 Desktop
  • RedHat, Enterprise Linux 3 AS
  • RedHat, Enterprise Linux 3 WS
  • RedHat, Enterprise Linux 3 ES
  • RedHat, Enterprise Linux 4 ES
  • RedHat, Enterprise Linux 4 Desktop
  • RedHat, Enterprise Linux 4 AS
  • RedHat, Enterprise Linux 4 WS
  • RedHat, Enterprise Linux 5
  • RedHat, Enterprise Linux 5 Client Workstation
  • RedHat, Enterprise Linux Desktop 5.0
  • SquirrelMail, SquirrelMail 1.4.0 - 1.4.9a

Remedy:

Upgrade to the latest version of SquirrelMail (1.4.10 or later), available from Sourceforge.net. See References.

For Debian GNU/Linux (squirrelmail):
Refer to DSA-1290-1 for patch, upgrade, or suggested workaround information. See References.

For Red Hat Linux (squirrelmail):
Refer to RHSA-2007:0358 for patch, upgrade, or suggested workaround information. See References.

For Mandriva Linux:
Refer to MDKSA-2007:106 for patch, upgrade, or suggested workaround information. See References.

For Mac OS:
Apply Apple Security Update 2007-007, available from the Apple Web site. See References.

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

Consequences:

Gain Access

References:

Reported:

May 09, 2007

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