RHEL 3 / 4 : squirrelmail (RHSA-2006:0668)
Medium Nessus Plugin ID 22463
SynopsisThe remote Red Hat host is missing a security update.
DescriptionA new squirrelmail package that fixes a security issue as well as several bugs is now available for Red Hat Enterprise Linux 3 and 4.
This update has been rated as having moderate security impact by the Red Hat Security Response Team.
SquirrelMail is a standards-based webmail package written in PHP.
A dynamic variable evaluation flaw was found in SquirrelMail. Users who have an account on a SquirrelMail server and are logged in could use this flaw to overwrite variables which may allow them to read or write other users' preferences or attachments. (CVE-2006-4019)
Users of SquirrelMail should upgrade to this erratum package, which contains SquirrelMail 1.4.8 to correct this issue. This package also contains a number of additional patches to correct various bugs.
Note: After installing this update, users are advised to restart their httpd service to ensure that the new version functions correctly.
SolutionUpdate the affected squirrelmail package.