{"id":"CVE-2017-5850","aliases":["EUVD-2017-14927","GHSA-w557-652h-8mqq"],"status":"published","title":"httpd in OpenBSD allows remote attackers to cause a denial of service (memory consumption) via a...","description":"httpd in OpenBSD allows remote attackers to cause a denial of service (memory consumption) via a series of requests for a large file using an HTTP Range header.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.17203,"percentile":0.97116,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-770"],"published":"2017-03-27T15:00:00Z","modified":"2026-06-17T01:21:19Z","exploits":[{"source":"exploitdb","id":"EDB-41278","title":"OpenBSD HTTPd \u003c 6.0 - Memory Exhaustion Denial of Service","type":"dos","platform":"openbsd","date":"2017-02-07","url":"https://www.exploit-db.com/exploits/41278"}],"products":[{"vendor":"openbsd","product":"openbsd"}],"references":[{"url":"http://www.openwall.com/lists/oss-security/2017/02/02/6","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory"]},{"url":"https://pierrekim.github.io/blog/2017-02-07-openbsd-httpd-CVE-2017-5850.html","tags":["x_refsource_MISC","x_transferred","Exploit","Patch","Third Party Advisory"]},{"url":"http://www.securityfocus.com/bid/95997","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://github.com/openbsd/src/commit/142cfc82b932bc211218fbd7bdda8c7ce83f19df","tags":["x_refsource_CONFIRM","x_transferred","Patch","Third Party Advisory"]},{"url":"https://www.exploit-db.com/exploits/41278/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Patch","Third Party Advisory","VDB Entry"]},{"url":"http://www.securitytracker.com/id/1037758","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://marc.info/?l=openbsd-cvs\u0026m=148587359420912\u0026w=2","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Third Party Advisory"]},{"url":"https://ftp.openbsd.org/pub/OpenBSD/patches/5.9/common/034_httpd.patch.sig","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"https://ftp.openbsd.org/pub/OpenBSD/patches/6.0/common/017_httpd.patch.sig","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"http://seclists.org/fulldisclosure/2017/Feb/15","tags":["mailing-list","x_refsource_FULLDISC","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://packetstormsecurity.com/files/140944/OpenBSD-HTTP-Server-6.0-Denial-Of-Service.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-5850"},{"url":"https://www.exploit-db.com/exploits/41278"},{"url":"https://github.com/advisories/GHSA-w557-652h-8mqq"}],"sources":{"cve":[{"id":"CVE-2017-5850","description":"httpd in OpenBSD allows remote attackers to cause a denial of service (memory consumption) via a series of requests for a large file using an HTTP Range header.","status":"published","published":"2017-03-27T15:00:00Z","modified":"2024-08-05T15:11:48.67Z","updated_at":"2026-11-02T14:33:12.599234Z"}],"euvd":[{"id":"EUVD-2017-14927","description":"httpd in OpenBSD allows remote attackers to cause a denial of service (memory consumption) via a series of requests for a large file using an HTTP Range header.","status":"published","published":"2017-03-27T15:00:00Z","modified":"2024-08-05T15:11:48Z","updated_at":"2026-11-03T02:39:13.965943Z"}],"ghsa":[{"id":"GHSA-w557-652h-8mqq","title":"httpd in OpenBSD allows remote attackers to cause a denial of service (memory consumption) via a...","description":"httpd in OpenBSD allows remote attackers to cause a denial of service (memory consumption) via a series of requests for a large file using an HTTP Range header.","status":"published","published":"2022-05-13T01:46:19Z","modified":"2025-04-20T03:35:54Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T15:01:43.480751Z"}],"nvd":[{"id":"CVE-2017-5850","description":"httpd in OpenBSD allows remote attackers to cause a denial of service (memory consumption) via a series of requests for a large file using an HTTP Range header.","status":"published","published":"2017-03-27T15:59:00.437Z","modified":"2026-06-17T01:21:19.093Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.8,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:03:44.275273Z"}]}}