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Horde IMP: Security bypass

Content:

1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 200802-03 / horde-imp
Release Date February 11, 2008
Latest Revision February 11, 2008: 01
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
www-apps/horde-imp < 4.1.6 >= 4.1.6 All supported architectures

Related bugreports: #205377

Synopsis

Insufficient checks in Horde may allow a remote attacker to bypass security restrictions.

2.  Impact Information

Background

Horde IMP provides a web-based access to IMAP and POP3 mailboxes.

Description

Ulf Harnhammar, Secunia Research discovered that the "frame" and "frameset" HTML tags are not properly filtered out. He also reported that certain HTTP requests are executed without being checked.

Impact

A remote attacker could entice a user to open a specially crafted HTML e-mail, possibly resulting in the deletion of arbitrary e-mail messages.

3.  Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All Horde IMP users should upgrade to the latest version:

Code Listing 3.1: Resolution

# emerge --sync
# emerge --ask --oneshot --verbose ">=www-apps/horde-imp-4.1.6"

4.  References



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Page updated February 11, 2008

Summary: This is a Gentoo Linux Security Advisory

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