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Apache Long HTTP Header DoS

 
Signature ID: 3255/0
Original Release:S260
Release:S641 (download)
Original Release Date:2006 December 06
Latest Release Date:2012 April 17
Default Enabled:False
Default Retired:True
Alarm Severity:Medium
Fidelity:90 

Description

This signature fires when detecting an HTTP header longer than 8000 bytes and including several new lines starting either with a space or a tab. Such packets can be used for a Denial of Service attack against some versions of the Apache server.This signature has been obsoleted by signature 34165-0 and is replaced by sig 3255-1.

Recommended Filter

There are no suggested filters.

Benign Triggers

There are no known benign triggers.

IntelliShield Alerts

IntelliShield ID Headline VersionCVSS ScoreLast Published
7842Apache HTTP Server Denial of Service Vulnerability122004 September 23 17:09 GMT

Download

To download this and other IPS update files, please go to Cisco Secure Software Download.

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