{"id":"CVE-2016-2515","details":"Hawk before 3.1.3 and 4.x before 4.1.1 allow remote attackers to cause a denial of service (CPU consumption or partial outage) via a long (1) header or (2) URI that is matched against an improper regular expression.","aliases":["GHSA-jcpv-g9rr-qxrc"],"modified":"2026-08-27T08:18:14.554912Z","published":"2016-04-13T16:59:13.473Z","references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2016/02/20/1"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2016/02/20/2"},{"type":"ADVISORY","url":"https://nodesecurity.io/advisories/77"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1309721"},{"type":"FIX","url":"https://github.com/hueniverse/hawk/commit/0833f99ba64558525995a7e21d4093da1f3e15fa"},{"type":"FIX","url":"https://github.com/hueniverse/hawk/issues/168"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mozilla/hawk","events":[{"introduced":"66dd8f9b32058c2e834b0976b2f112e19f38ee72"},{"last_affected":"b5d51ebfdbbcbb20cd7727622bb270cce5221577"},{"fixed":"0833f99ba64558525995a7e21d4093da1f3e15fa"}],"database_specific":{"cpe":["cpe:2.3:a:hawk_project:hawk:3.1.2:*:*:*:*:*:*:*","cpe:2.3:a:hawk_project:hawk:4.1.0:*:*:*:*:*:*:*"],"extracted_events":[{"introduced":"3.1.2"},{"last_affected":"3.1.2"},{"introduced":"4.1.0"},{"last_affected":"4.1.0"}],"source":["CPE_STRING","REFERENCES"]}}],"versions":["3.1.2","4.1.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-2515.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}