Unrated severityNVD Advisory· Published Jul 2, 2009· Updated Jun 16, 2026
CVE-2009-2299
CVE-2009-2299
Description
The Artofdefence Hyperguard Web Application Firewall (WAF) module before 2.5.5-11635, 3.0 before 3.0.3-11636, and 3.1 before 3.1.1-11637, a module for the Apache HTTP Server, allows remote attackers to cause a denial of service (memory consumption) via an HTTP request with a large Content-Length value but no POST data.
Affected products
2- cpe:2.3:a:hyperguard_web_application_firewall_project:hyperguard_web_application_firewall:*:*:*:*:*:*:*:*Range: <2.5.5-11635
- Range: <2.5.5-11635, <3.0.3-11636, <3.1.1-11637
Patches
Vulnerability mechanics
References
3- secunia.com/advisories/35645nvdThird Party Advisory
- www.securityfocus.com/archive/1/504680/100/0/threadednvdThird Party AdvisoryVDB Entry
- www.h4ck1nb3rg.at/wafs/advisory_artofdefence_hyperguard_200907.txtnvdBroken Link
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