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TUCoPS :: Linux :: Gentoo :: c07-2508.htm

SpamAssassin: Long URI Denial of Service



SpamAssassin: Long URI Denial of Service
SpamAssassin: Long URI Denial of Service




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Gentoo Linux Security Advisory                           GLSA 200703-02
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http://security.gentoo.org/ 
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  Severity: Normal
     Title: SpamAssassin: Long URI Denial of Service
      Date: March 02, 2007
      Bugs: #166969
        ID: 200703-02

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Synopsis
=======
SpamAssassin is vulnerable to a Denial of Service attack.

Background
=========
SpamAssassin is an extensible email filter used to identify junk email.

Affected packages
================
    -------------------------------------------------------------------
     Package                   /  Vulnerable  /             Unaffected
    -------------------------------------------------------------------
  1  mail-filter/spamassassin       < 3.1.8                   >= 3.1.8

Description
==========
SpamAssassin does not correctly handle very long URIs when scanning
emails.

Impact
=====
An attacker could cause SpamAssassin to consume large amounts of CPU
and memory resources by sending one or more emails containing very long
URIs.

Workaround
=========
There is no known workaround at this time.

Resolution
=========
All SpamAssassin users should upgrade to the latest version.

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=mail-filter/spamassassin-3.1.8"

References
=========
  [ 1 ] CVE-2007-0451
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-0451 

Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

http://security.gentoo.org/glsa/glsa-200703-02.xml 

Concerns?
========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at 
http://bugs.gentoo.org. 

License
======
Copyright 2007 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

http://creativecommons.org/licenses/by-sa/2.5 

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