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TITLE:
SpamAssassin Message Header Processing Denial of Service

SECUNIA ADVISORY ID:
SA15704

VERIFY ADVISORY:
http://secunia.com/advisories/15704/

CRITICAL:
Less critical

IMPACT:
DoS

WHERE:
>From remote

SOFTWARE:
SpamAssassin 3.x
http://secunia.com/product/4506/

DESCRIPTION:
A vulnerability has been reported in SpamAssassin, which can be
exploited by malicious people to cause a DoS (Denial of Service).

The vulnerability is caused due to an error when processing certain
malformed, overly long message headers and can be exploited to cause
the spam checking to take a very long time by sending a specially
crafted message to a vulnerable server.

The vulnerability has been reported in versions 3.0.1 through 3.0.3.

SOLUTION:
Update to version 3.0.4.
http://spamassassin.apache.org/

PROVIDED AND/OR DISCOVERED BY:
Reported by vendor.

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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