squirrelmail security update
Security Advisory: Moderate
An updated SquirrelMail package that fixes a cross-site scripting
vulnerability is now available.
SquirrelMail is a webmail package written in PHP.
A cross-site scripting bug has been found in SquirrelMail. This issue
could allow an attacker to send a mail with a carefully crafted header,
which could result in causing the victim's machine to execute a malicious
script. The Common Vulnerabilities and Exposures project has assigned the
name CAN-2004-1036 to this issue.
Additionally, the following issues have been addressed:
Please note that it is possible that upgrading to this package may remove
your SquirrelMail configuration files due to a bug in the RPM package.
Upgrading will prevent this from happening in the future.
Users of SquirrelMail are advised to upgrade to this updated package which
contains a patched version of SquirrelMail version 1.43a and is not
vulnerable to these issues.
Before applying this update, make sure that all previously-released
errata relevant to your system have been applied. Use Red Hat
Network to download and update your packages. To launch the Red Hat
Update Agent, use the following command:
up2date
For information on how to install packages manually, refer to the
following Web page for the System Administration or Customization
guide specific to your system:
http://www.redhat.com/docs/manuals/enterprise/
(none)
Vulmon