This script is Copyright (C) 2013-2015 Tenable Network Security, Inc.
The remote Oracle Linux host is missing a security update.
From Red Hat Security Advisory 2006:0668 :
A 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.
See also :
Update the affected squirrelmail package.
Risk factor :
Medium / CVSS Base Score : 6.4