{"id":"CVE-2009-2299","aliases":["EUVD-2009-2295","GHSA-23f2-7h54-3w8p"],"status":"published","title":"The Artofdefence Hyperguard Web Application Firewall (WAF) module before 2.5.5-11635, 3.0 before...","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.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.04255,"percentile":0.91121,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2009-07-02T10:00:00Z","modified":"2026-06-16T23:09:10Z","products":[{"vendor":"hyperguard_web_application_firewall_project","product":"hyperguard_web_application_firewall"}],"references":[{"url":"http://www.h4ck1nb3rg.at/wafs/advisory_artofdefence_hyperguard_200907.txt","tags":["x_refsource_MISC","x_transferred","Broken Link"]},{"url":"http://www.securityfocus.com/archive/1/504680/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://secunia.com/advisories/35645","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-2299"},{"url":"https://github.com/advisories/GHSA-23f2-7h54-3w8p"}],"sources":{"cve":[{"id":"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.","status":"published","published":"2009-07-02T10:00:00Z","modified":"2024-08-07T05:44:55.895Z","updated_at":"2026-11-02T14:33:23.395558Z"}],"euvd":[{"id":"EUVD-2009-2295","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.","status":"published","published":"2009-07-02T10:00:00Z","modified":"2024-08-07T05:44:55Z","updated_at":"2026-11-03T01:39:17.970369Z"}],"ghsa":[{"id":"GHSA-23f2-7h54-3w8p","title":"The Artofdefence Hyperguard Web Application Firewall (WAF) module before 2.5.5-11635, 3.0 before...","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.","status":"published","published":"2022-05-02T03:33:45Z","modified":"2023-01-31T05:07:25Z","updated_at":"2026-11-02T14:49:12.586507Z"}],"nvd":[{"id":"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.","status":"published","published":"2009-07-02T10:30:00.407Z","modified":"2026-06-16T23:09:10.047Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:01:35.733785Z"}]}}