{"id":"CVE-2019-25043","details":"ModSecurity 3.x before 3.0.4 mishandles key-value pair parsing, as demonstrated by a \"string index out of range\" error and worker-process crash for a \"Cookie: =abc\" header.","modified":"2026-08-27T08:15:27.827049Z","published":"2021-05-06T17:15:07.870Z","references":[{"type":"EVIDENCE","url":"https://github.com/SpiderLabs/ModSecurity/issues/2566"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/owasp-modsecurity/ModSecurity","events":[{"introduced":"c1cd668acb820824e791ba802396c60900eae9c1"},{"fixed":"753145fbd1d6751a6b14fdd700921eb3cc3a1d35"}],"database_specific":{"cpe":"cpe:2.3:a:owasp:modsecurity:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"3.0.0"},{"fixed":"3.0.4"}],"source":"CPE_RANGE"}}],"versions":["v3.0.3","v3.0.2","v3.0.1","v3.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-25043.json"}},{"ranges":[{"type":"GIT","repo":"https://github.com/owasp-modsecurity/modsecurity","events":[{"introduced":"c1cd668acb820824e791ba802396c60900eae9c1"},{"fixed":"753145fbd1d6751a6b14fdd700921eb3cc3a1d35"}],"database_specific":{"cpe":"cpe:2.3:a:owasp:modsecurity:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"3.0.0"},{"fixed":"3.0.4"}],"source":"CPE_RANGE"}}],"versions":["v3.0.3","v3.0.2","v3.0.1","v3.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-25043.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L"}]}