The Mandriva Security Team published a new security update: MDKSA-2005:202 - Updated squirrelmail packages fix vulnerability for Mandriva Linux. Here the announcement:

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Mandriva Linux Security Advisory MDKSA-2005:202
http://www.mandriva.com/security/
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Package : squirrelmail
Date : November 1, 2005
Affected: Corporate 3.0
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Problem Description:

A vulnerability in the way that SquirrelMail handled the $_POST
variables was discovered. If a user was tricked into visiting a
malicious URL, the user's SquirrelMail preferences could be read or
modified.

This vulnerability is corrected in SquirrelMail 1.4.5 and the updated
packages provide the latest stable version.
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References:

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-2095
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Updated Packages:

Corporate 3.0:
81cf3711a3faf9a95c69a8ece4962801 corporate/3.0/RPMS/squirrelmail-1.4.5-1.1.C30mdk.noarch.rpm
20eb541402352ed58b6d9e0ffd051168 corporate/3.0/RPMS/squirrelmail-poutils-1.4.5-1.1.C30mdk.noarch.rpm
c03a4c37539bd9e5aee916946c196366 corporate/3.0/SRPMS/squirrelmail-1.4.5-1.1.C30mdk.src.rpm

Corporate 3.0/X86_64:
81cf3711a3faf9a95c69a8ece4962801 x86_64/corporate/3.0/RPMS/squirrelmail-1.4.5-1.1.C30mdk.noarch.rpm
20eb541402352ed58b6d9e0ffd051168 x86_64/corporate/3.0/RPMS/squirrelmail-poutils-1.4.5-1.1.C30mdk.noarch.rpm
c03a4c37539bd9e5aee916946c196366 x86_64/corporate/3.0/SRPMS/squirrelmail-1.4.5-1.1.C30mdk.src.rpm
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To upgrade automatically use MandrivaUpdate or urpmi. The verification
of md5 checksums and GPG signatures is performed automatically for you.

All packages are signed by Mandriva for security. You can obtain the
GPG public key of the Mandriva Security Team by executing:

gpg --recv-keys --keyserver pgp.mit.edu 0x22458A98

You can view other update advisories for Mandriva Linux at:

http://www.mandriva.com/security/advisories

If you want to report vulnerabilities, please contact

security_(at)_mandriva.com
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Type Bits/KeyID Date User ID
pub 1024D/22458A98 2000-07-10 Mandriva Security Team
<security*mandriva.com>
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