Debian: DSA-2291-1 Critical: SquirrelMail Remote Attack Risks

CVE-2010-4554

SquirrelMail did not prevent page rendering inside a third-party
HTML frame, which makes it easier for remote attackers to conduct
clickjacking attacks via a crafted web site.

CVE-2010-4555, CVE-2011-2752, CVE-2011-2753

Multiple small bugs in SquirrelMail allowed an attacker to inject
malicious script into various pages or alter the contents of user
preferences.

CVE-2011-2023

It was possible to inject arbitrary web script or HTML via a
crafted STYLE element in an HTML part of an e-mail message.

For the oldstable distribution (lenny), this problem has been fixed in
version 1.4.15-4+lenny5.

For the stable distribution (squeeze), this problem has been fixed in
version 1.4.21-2.

For the testing (wheezy) and unstable distribution (sid), these problems
have been fixed in version 1.4.22-1.

We recommend that you upgrade your squirrelmail packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
...