{"id":"CVE-2025-61908","aliases":["DEBIAN-CVE-2025-61908","EUVD-2025-34793","GHSA-v9jg-xqhj-f43g","UBUNTU-CVE-2025-61908","openSUSE-SU-2025:15644-1"],"status":"published","title":"Icinga 2 Denial of Service (DoS) By Dereferencing Invalid Reference","description":"Icinga 2 is an open source monitoring system. From 2.10.0 to before 2.15.1, 2.14.7, and 2.13.13, when creating an invalid reference, such as a reference to null, dereferencing results in a segmentation fault. This can be used by any API user with access to an API endpoint that allows specifying a filter expression to crash the Icinga 2 daemon. A fix is included in the following Icinga 2 versions: 2.15.1, 2.14.7, and 2.13.13.","severity":{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00551,"percentile":0.46354,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-476"],"published":"2025-10-16T17:16:58Z","modified":"2026-10-28T02:31:05Z","fixes":[{"ecosystem":"Debian:13","package":"icinga2","fixed_in":["2.14.6-1+deb13u1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"icinga2","fixed_in":["2.15.1-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"icinga2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.13.6-2","2.13.6-2+deb12u1","2.13.6-2+deb12u2","2.13.7-1","2.13.7-1~exp1","2.13.8-1","2.14.0-1~exp1","2.14.1-1","2.14.2-1","2.14.2-1+loong64","2.14.3-1","2.14.4-1","2.14.5-1","2.14.6-1","2.15.0-1","2.15.0-1~exp1","2.15.1-1","2.15.2-1","2.15.2-2","2.16.0-1","2.16.0-2","2.16.0-3~exp1","2.16.0-3~exp2","2.16.0-3~exp3","2.16.0-3~exp4","2.16.1-1","2.16.1-1~exp1","2.16.2-1","2.16.2-2","2.16.3-1","2.16.4-1","2.16.5-1"]},{"source":"osv","ecosystem":"Debian:13","package":"icinga2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.14.6-1+deb13u1"}]}],"versions":["2.14.6-1"]},{"source":"osv","ecosystem":"Debian:14","package":"icinga2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.15.1-1"}]}],"versions":["2.14.6-1","2.15.0-1","2.15.0-1~exp1"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"icinga2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.3.8-1build1","2.3.11-1","2.4.0-1","2.4.1-1","2.4.1-2","2.4.1-2ubuntu1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"icinga2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.7.0-1","2.8.1-0ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"icinga2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.10.5-1build1","2.11.2-1","2.11.2-1ubuntu1","2.11.2-1ubuntu2","2.11.2-1ubuntu3"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"icinga2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.12.3-1","2.13.1-1","2.13.2-1","2.13.2-1build1","2.13.2-1build2"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"icinga2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.13.8-1","2.14.1-1","2.14.2-1","2.14.2-1build1","2.14.2-1build2"]},{"source":"osv","ecosystem":"Ubuntu:25.10","package":"icinga2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.14.5-1","2.14.6-1","2.15.0-1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"icinga2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.15.0-1","2.15.1-1"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"icinga2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.15.1-1.1"}]}],"bundled":3}],"products":[{"vendor":"icinga","product":"icinga"},{"vendor":"icinga","product":"icinga2"}],"references":[{"url":"https://github.com/Icinga/icinga2/security/advisories/GHSA-v9jg-xqhj-f43g","tags":["x_refsource_CONFIRM","Patch","Vendor Advisory","advisory","report"]},{"url":"https://github.com/Icinga/icinga2/pull/6521","tags":["x_refsource_MISC","Patch","fix","report"]},{"url":"https://icinga.com/blog/releasing-icinga-2-v2-15-1-2-14-7-and-2-13-13-and-icinga-db-web-v1-2-3-and-1-1-4","tags":["x_refsource_MISC","Release Notes","article","report"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/61xxx/CVE-2025-61908.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-61908","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2025-61908","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2025-61908","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-61908","tags":["report"]},{"url":"https://github.com/Icinga/icinga2/commit/0dadce2b972f1d8d9f9b11f3a4eb9604b79cacb2","tags":["report"]},{"url":"https://github.com/Icinga/icinga2/commit/0d737e263a2244be07da85e5c5d6d914888255d4","tags":["report"]},{"url":"https://github.com/Icinga/icinga2/commit/b7549d09f64b05edb57d568a94e0df45d3b7cfd3","tags":["report"]},{"url":"https://icinga.com/blog/releasing-icinga-2-v2-15-1-2-14-7-and-2-13-13-and-icinga-db-web-v1-2-3-and-1-1-4/","tags":["report"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2025-61907","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-61908","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-61909","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2025-61908","title":"Icinga 2 Denial of Service (DoS) By Dereferencing Invalid Reference","description":"Icinga 2 is an open source monitoring system. From 2.10.0 to before 2.15.1, 2.14.7, and 2.13.13, when creating an invalid reference, such as a reference to null, dereferencing results in a segmentation fault. This can be used by any API user with access to an API endpoint that allows specifying a filter expression to crash the Icinga 2 daemon. A fix is included in the following Icinga 2 versions: 2.15.1, 2.14.7, and 2.13.13.","status":"published","published":"2025-10-16T17:16:58.165Z","modified":"2025-10-16T19:23:24.141Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:32:45.105469Z"}],"euvd":[{"id":"EUVD-2025-34793","description":"Icinga 2 is an open source monitoring system. From 2.10.0 to before 2.15.1, 2.14.7, and 2.13.13, when creating an invalid reference, such as a reference to null, dereferencing results in a segmentation fault. This can be used by any API user with access to an API endpoint that allows specifying a filter expression to crash the Icinga 2 daemon. A fix is included in the following Icinga 2 versions: 2.15.1, 2.14.7, and 2.13.13.","status":"published","published":"2025-10-16T17:16:58Z","modified":"2025-10-16T19:23:24Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T20:31:31.065489Z"}],"nvd":[{"id":"CVE-2025-61908","description":"Icinga 2 is an open source monitoring system. From 2.10.0 to before 2.15.1, 2.14.7, and 2.13.13, when creating an invalid reference, such as a reference to null, dereferencing results in a segmentation fault. This can be used by any API user with access to an API endpoint that allows specifying a filter expression to crash the Icinga 2 daemon. A fix is included in the following Icinga 2 versions: 2.15.1, 2.14.7, and 2.13.13.","status":"published","published":"2025-10-16T18:15:37.99Z","modified":"2026-10-09T10:10:00.193Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:11:39.069866Z"}],"osv":[{"id":"CVE-2025-61908","title":"Icinga 2 Denial of Service (DoS) By Dereferencing Invalid Reference","description":"Icinga 2 is an open source monitoring system. From 2.10.0 to before 2.15.1, 2.14.7, and 2.13.13, when creating an invalid reference, such as a reference to null, dereferencing results in a segmentation fault. This can be used by any API user with access to an API endpoint that allows specifying a filter expression to crash the Icinga 2 daemon. A fix is included in the following Icinga 2 versions: 2.15.1, 2.14.7, and 2.13.13.","status":"published","published":"2025-10-16T17:16:58.165Z","modified":"2026-10-28T02:31:05.479259946Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T15:44:51.516975Z"},{"id":"DEBIAN-CVE-2025-61908","description":"Icinga 2 is an open source monitoring system. From 2.10.0 to before 2.15.1, 2.14.7, and 2.13.13, when creating an invalid reference, such as a reference to null, dereferencing results in a segmentation fault. This can be used by any API user with access to an API endpoint that allows specifying a filter expression to crash the Icinga 2 daemon. A fix is included in the following Icinga 2 versions: 2.15.1, 2.14.7, and 2.13.13.","status":"published","published":"2025-10-16T18:15:37.99Z","modified":"2026-10-10T09:47:42.859631543Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:47.697959Z"},{"id":"UBUNTU-CVE-2025-61908","description":"Icinga 2 is an open source monitoring system. From 2.10.0 to before 2.15.1, 2.14.7, and 2.13.13, when creating an invalid reference, such as a reference to null, dereferencing results in a segmentation fault. This can be used by any API user with access to an API endpoint that allows specifying a filter expression to crash the Icinga 2 daemon. A fix is included in the following Icinga 2 versions: 2.15.1, 2.14.7, and 2.13.13.","status":"published","published":"2025-10-16T18:15:00Z","modified":"2026-05-20T16:23:40.24040665Z","cvss":[{"version":"4.0","score":7.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"high"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T16:55:50.817402Z"},{"id":"openSUSE-SU-2025:15644-1","title":"icinga2-2.15.1-1.1 on GA media","description":"These are all security issues fixed in the icinga2-2.15.1-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2025-10-17T00:00:00Z","modified":"2026-03-23T04:54:02.807925Z","updated_at":"2026-11-02T16:58:37.810934Z"}]}}