{"id":"CVE-2009-5111","aliases":["EUVD-2009-5066","GHSA-3ggh-v6pr-hc9h"],"status":"published","title":"GoAhead WebServer allows remote attackers to cause a denial of service (daemon outage) via...","description":"GoAhead WebServer allows remote attackers to cause a denial of service (daemon outage) via partial HTTP requests, as demonstrated by Slowloris.","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":"2026-11-09","score":0.01118,"percentile":0.66351,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-399"],"published":"2011-12-27T18:00:00Z","modified":"2026-06-16T23:15:06Z","products":[{"vendor":"goahead","product":"goahead_webserver"}],"references":[{"url":"http://ha.ckers.org/slowloris/","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-5111"},{"url":"http://ha.ckers.org/slowloris"},{"url":"https://github.com/advisories/GHSA-3ggh-v6pr-hc9h"}],"sources":{"cve":[{"id":"CVE-2009-5111","description":"GoAhead WebServer allows remote attackers to cause a denial of service (daemon outage) via partial HTTP requests, as demonstrated by Slowloris.","status":"published","published":"2011-12-27T18:00:00Z","modified":"2024-09-17T03:38:21Z","updated_at":"2026-11-02T14:33:23.041383Z"}],"euvd":[{"id":"EUVD-2009-5066","description":"GoAhead WebServer allows remote attackers to cause a denial of service (daemon outage) via partial HTTP requests, as demonstrated by Slowloris.","status":"published","published":"2011-12-27T18:00:00Z","modified":"2024-09-17T03:38:21Z","updated_at":"2026-11-03T00:28:29.877686Z"}],"ghsa":[{"id":"GHSA-3ggh-v6pr-hc9h","title":"GoAhead WebServer allows remote attackers to cause a denial of service (daemon outage) via...","description":"GoAhead WebServer allows remote attackers to cause a denial of service (daemon outage) via partial HTTP requests, as demonstrated by Slowloris.","status":"published","published":"2022-05-02T04:01:18Z","modified":"2025-04-11T03:54:56Z","updated_at":"2026-11-02T15:01:10.114294Z"}],"nvd":[{"id":"CVE-2009-5111","description":"GoAhead WebServer allows remote attackers to cause a denial of service (daemon outage) via partial HTTP requests, as demonstrated by Slowloris.","status":"published","published":"2011-12-27T18:55:01.047Z","modified":"2026-06-16T23:15:06.08Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-399"],"updated_at":"2026-11-02T14:01:38.684719Z"}]}}