{"id":"CVE-2018-6532","aliases":["ALPINE-CVE-2018-6532","DEBIAN-CVE-2018-6532","EUVD-2018-18284","GHSA-7vvj-647q-jgx2","UBUNTU-CVE-2018-6532"],"status":"published","title":"An issue was discovered in Icinga 2.x through 2.8.1. By sending specially crafted (authenticated...","description":"An issue was discovered in Icinga 2.x through 2.8.1. By sending specially crafted (authenticated and unauthenticated) requests, an attacker can exhaust a lot of memory on the server side, triggering the OOM killer.","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":0.01363,"percentile":0.71971,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-400"],"published":"2018-02-27T19:00:00Z","modified":"2026-11-03T06:31:30Z","fixes":[{"ecosystem":"Alpine:v3.7","package":"icinga2","fixed_in":["2.8.2-r0"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"icinga2","fixed_in":["2.8.4-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"icinga2","fixed_in":["2.8.4-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"icinga2","fixed_in":["2.8.4-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.7","package":"icinga2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.8.2-r0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"icinga2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.8.4-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"icinga2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.8.4-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"icinga2","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.8.4-1"}]}]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"icinga","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.13.3-1","1.13.3-2","1.13.3-2ubuntu0.1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"icinga","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.13.4-2build1"]}],"products":[{"vendor":"icinga","product":"icinga"}],"references":[{"url":"https://github.com/Icinga/icinga2/pull/6103","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-6532"},{"url":"https://github.com/advisories/GHSA-7vvj-647q-jgx2"},{"url":"https://security.alpinelinux.org/vuln/CVE-2018-6532","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2018-6532","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-6532","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-6532","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2018-6532","description":"An issue was discovered in Icinga 2.x through 2.8.1. By sending specially crafted (authenticated and unauthenticated) requests, an attacker can exhaust a lot of memory on the server side, triggering the OOM killer.","status":"published","published":"2018-02-27T19:00:00Z","modified":"2024-08-05T06:10:10.13Z","updated_at":"2026-11-02T14:35:05.961936Z"}],"euvd":[{"id":"EUVD-2018-18284","description":"An issue was discovered in Icinga 2.x through 2.8.1. By sending specially crafted (authenticated and unauthenticated) requests, an attacker can exhaust a lot of memory on the server side, triggering the OOM killer.","status":"published","published":"2018-02-27T19:00:00Z","modified":"2024-08-05T06:10:10Z","updated_at":"2026-11-03T02:40:07.640255Z"}],"ghsa":[{"id":"GHSA-7vvj-647q-jgx2","title":"An issue was discovered in Icinga 2.x through 2.8.1. By sending specially crafted (authenticated...","description":"An issue was discovered in Icinga 2.x through 2.8.1. By sending specially crafted (authenticated and unauthenticated) requests, an attacker can exhaust a lot of memory on the server side, triggering the OOM killer.","status":"published","published":"2022-05-14T03:35:52Z","modified":"2023-02-02T05:08:13Z","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-400"],"updated_at":"2026-11-02T14:52:41.978099Z"}],"nvd":[{"id":"CVE-2018-6532","description":"An issue was discovered in Icinga 2.x through 2.8.1. By sending specially crafted (authenticated and unauthenticated) requests, an attacker can exhaust a lot of memory on the server side, triggering the OOM killer.","status":"published","published":"2018-02-27T19:29:00.403Z","modified":"2026-06-17T02:01:58.77Z","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":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:04:23.783914Z"}],"osv":[{"id":"ALPINE-CVE-2018-6532","description":"An issue was discovered in Icinga 2.x through 2.8.1. By sending specially crafted (authenticated and unauthenticated) requests, an attacker can exhaust a lot of memory on the server side, triggering the OOM killer.","status":"published","published":"2018-02-27T19:29:00.403Z","modified":"2026-11-03T06:31:30.582010749Z","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"}],"updated_at":"2026-11-03T07:18:23.800469Z"},{"id":"CVE-2018-6532","description":"An issue was discovered in Icinga 2.x through 2.8.1. By sending specially crafted (authenticated and unauthenticated) requests, an attacker can exhaust a lot of memory on the server side, triggering the OOM killer.","status":"published","published":"2018-02-27T19:29:00.403Z","modified":"2026-10-24T10:50:33.043420301Z","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"}],"updated_at":"2026-11-02T15:44:09.74357Z"},{"id":"DEBIAN-CVE-2018-6532","description":"An issue was discovered in Icinga 2.x through 2.8.1. By sending specially crafted (authenticated and unauthenticated) requests, an attacker can exhaust a lot of memory on the server side, triggering the OOM killer.","status":"published","published":"2018-02-27T19:29:00.403Z","modified":"2026-10-23T18:03:23.12232817Z","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"}],"updated_at":"2026-11-02T15:45:30.867575Z"},{"id":"UBUNTU-CVE-2018-6532","description":"An issue was discovered in Icinga 2.x through 2.8.1. By sending specially crafted (authenticated and unauthenticated) requests, an attacker can exhaust a lot of memory on the server side, triggering the OOM killer.","status":"published","published":"2018-02-27T19:29:00Z","modified":"2025-10-24T04:46:54Z","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"}],"updated_at":"2026-11-02T15:54:18.772093Z"}]}}