{"id":"CVE-2009-1890","aliases":["AZL-9785","DEBIAN-CVE-2009-1890","DSA-1834-1","EUVD-2009-1885","GHSA-wvqw-w5hq-v4m4","RHSA-2009:1148","RHSA-2009:1155","RHSA-2009:1156","RHSA-2009:1160","openSUSE-SU-2024:10268-1"],"status":"published","title":"The stream_reqbody_cl function in mod_proxy_http.c in the mod_proxy module in the Apache HTTP...","description":"The stream_reqbody_cl function in mod_proxy_http.c in the mod_proxy module in the Apache HTTP Server before 2.3.3, when a reverse proxy is configured, does not properly handle an amount of streamed data that exceeds the Content-Length value, which allows remote attackers to cause a denial of service (CPU consumption) via crafted requests.","severity":{"version":"2.0","score":7.1,"vector":"AV:N/AC:M/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.16159,"percentile":0.96955,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-400"],"published":"2009-07-05T16:00:00Z","modified":"2026-10-23T17:47:44Z","fixes":[{"ecosystem":"Debian:12","package":"apache2","fixed_in":["2.2.11-7"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"apache2","fixed_in":["2.2.11-7"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"apache2","fixed_in":["2.2.11-7"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"apache2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.11-7"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"apache2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.11-7"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"apache2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.11-7"}]}]},{"source":"osv","ecosystem":"Debian:4.0","package":"apache2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.3-4+etch9"}]}],"versions":["2.2.3-4","2.2.3-4+etch1","2.2.3-4+etch2","2.2.3-4+etch3","2.2.3-4+etch4","2.2.3-4+etch5","2.2.3-4+etch6","2.2.3-4+etch8"],"bundled":2},{"source":"osv","ecosystem":"Debian:5.0","package":"apache2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.2.9-10+lenny4"}]}],"versions":["2.2.9-10+lenny2","2.2.9-10+lenny3"],"bundled":2},{"source":"osv","ecosystem":"Red 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stream_reqbody_cl function in mod_proxy_http.c in the mod_proxy module in the Apache HTTP Server before 2.3.3, when a reverse proxy is configured, does not properly handle an amount of streamed data that exceeds the Content-Length value, which allows remote attackers to cause a denial of service (CPU consumption) via crafted requests.","status":"published","published":"2009-07-05T16:00:00Z","modified":"2024-08-07T05:27:54.851Z","updated_at":"2026-11-02T14:33:25.126493Z"}],"euvd":[{"id":"EUVD-2009-1885","description":"The stream_reqbody_cl function in mod_proxy_http.c in the mod_proxy module in the Apache HTTP Server before 2.3.3, when a reverse proxy is configured, does not properly handle an amount of streamed data that exceeds the Content-Length value, which allows remote attackers to cause a denial of service (CPU consumption) via crafted requests.","status":"published","published":"2009-07-05T16:00:00Z","modified":"2024-08-07T05:27:54Z","updated_at":"2026-11-03T01:39:19.949759Z"}],"ghsa":[{"id":"GHSA-wvqw-w5hq-v4m4","title":"The stream_reqbody_cl function in mod_proxy_http.c in the mod_proxy module in the Apache HTTP...","description":"The stream_reqbody_cl function in mod_proxy_http.c in the mod_proxy module in the Apache HTTP Server before 2.3.3, when a reverse proxy is configured, does not properly handle an amount of streamed data that exceeds the Content-Length value, which allows remote attackers to cause a denial of service (CPU consumption) via crafted requests.","status":"published","published":"2022-05-02T03:29:37Z","modified":"2023-02-10T05:06:01Z","cwes":["CWE-400"],"updated_at":"2026-11-02T14:54:00.189984Z"}],"nvd":[{"id":"CVE-2009-1890","description":"The stream_reqbody_cl function in mod_proxy_http.c in the mod_proxy module in the Apache HTTP Server before 2.3.3, when a reverse proxy is configured, does 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that exceeds the Content-Length value, which allows remote attackers to cause a denial of service (CPU consumption) via crafted requests.","status":"published","published":"2009-07-05T16:30:00Z","modified":"2026-04-10T03:40:47.471066Z","updated_at":"2026-11-02T15:43:57.714116Z"},{"id":"DEBIAN-CVE-2009-1890","description":"The stream_reqbody_cl function in mod_proxy_http.c in the mod_proxy module in the Apache HTTP Server before 2.3.3, when a reverse proxy is configured, does not properly handle an amount of streamed data that exceeds the Content-Length value, which allows remote attackers to cause a denial of service (CPU consumption) via crafted requests.","status":"published","published":"2009-07-05T16:30:00.36Z","modified":"2026-10-23T17:47:44.840051102Z","updated_at":"2026-11-02T15:45:24.013654Z"},{"id":"DSA-1834-1","title":"apache2 apache2-mpm-itk - denial of 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