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TITLE:
SquirrelMail Cross-Site Request Forgery Vulnerability

SECUNIA ADVISORY ID:
SA34627

VERIFY ADVISORY:
http://secunia.com/advisories/34627/

DESCRIPTION:
A vulnerability has been discovered in SquirrelMail, which can be
exploited by malicious people to conduct cross-site request forgery
attacks.

The application allows users to perform certain actions via HTTP
requests without performing any validation checks to verify the
requests. This can be exploited to e.g. change user preferences,
delete emails, and potentially send emails when a logged-in user
visits a malicious web page.

The vulnerabilities are confirmed in version 1.4.17. Other versions
may also be affected.

SOLUTION:
Update to version 1.4.20 Release Candidate 1.

PROVIDED AND/OR DISCOVERED BY:
Independently reported by:
* Mike Bailey
* Jaykishan Nirmal and Kishor Sonawane

CHANGELOG:
2009-08-13: Updated credits section.

ORIGINAL ADVISORY:
http://www.squirrelmail.org/security/issue/2009-08-12

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