{"id":"CVE-2018-6535","details":"An issue was discovered in Icinga 2.x through 2.8.1. The lack of a constant-time password comparison function can disclose the password to an attacker.","modified":"2026-07-08T20:04:50.372483Z","published":"2018-02-27T19:29:00.543Z","references":[{"type":"ADVISORY","url":"https://github.com/Icinga/icinga2/issues/4920"},{"type":"ADVISORY","url":"https://github.com/Icinga/icinga2/pull/5715"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/icinga/icinga2","events":[{"introduced":"30384a4340011723869969e76a3dd2801786cf2e"},{"last_affected":"be102d9d4e4de7ed657f7272f635e9aadf3e162e"}],"database_specific":{"cpe":"cpe:2.3:a:icinga:icinga:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"2.0.0"},{"last_affected":"2.8.1"}],"source":"CPE_RANGE"}}],"versions":["v2.8.1","v2.7.0","v2.6.1","v2.6.0","v2.5.0","v2.4.0","v2.3.0","v2.2.0","v2.1.1","v2.1.0","v2.0.2","v2.0.1","v2.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-6535.json"}},{"ranges":[{"type":"GIT","repo":"https://github.com/icinga/icingaweb2","events":[{"introduced":"ee1ee5af84d32c4493365959aa8a4322a34582e4"},{"last_affected":"233bd29e4104125b4e5ef631e8c16dde33dadd9a"}],"database_specific":{"cpe":"cpe:2.3:a:icinga:icinga:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"2.0.0"},{"last_affected":"2.8.1"}],"source":"CPE_RANGE"}}],"versions":["v2.8.1","v2.8.0","v2.8.0-rc1","v2.7.1","v2.7.0","v2.6.2","v2.6.1","v2.6.0","v2.5.3","v2.5.2","v2.5.1","v2.5.0","v2.4.0-2","v2.4.0","v2.3.4","v2.3.3","v2.3.2","v2.2.0","v2.1.2","v2.3.1","v2.3.0","v2.1.1","v2.1.0","v2.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-6535.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}