Vulnerability in Apache HTTP Server
CVE-2009-2299
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.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.043 (90.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.043 · newest: 0.043 · change: 0.000
Affected products
Public proof-of-concept exploits
References
- www.h4ck1nb3rg.at/wafs/advisory_artofdefence_hyperguard_200907.txt (Broken Link)
- www.securityfocus.com/archive/1/504680/100/0/threaded (mailing-list, VDB Entry, Third Party Advisory)
- secunia.com/advisories/35645 (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2009-2299?
- CVE-2009-2299 is a vulnerability in Apache HTTP Server. Published 2009-07-02.
- Is CVE-2009-2299 known to be exploited?
- 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.