{"id":"UBUNTU-CVE-2024-49369","details":"Icinga is a monitoring system which checks the availability of network resources, notifies users of outages, and generates performance data for reporting. The TLS certificate validation in all Icinga 2 versions starting from 2.4.0 was flawed, allowing an attacker to impersonate both trusted cluster nodes as well as any API users that use TLS client certificates for authentication (ApiUser objects with the client_cn attribute set). This vulnerability has been fixed in v2.14.3, v2.13.10, v2.12.11, and v2.11.12.","modified":"2025-10-24T05:13:15Z","published":"2024-11-12T17:15:00Z","upstream":["CVE-2024-49369"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-49369"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2024-49369"},{"type":"REPORT","url":"https://icinga.com/blog/2024/11/12/critical-icinga-2-security-releases-2-14-3/"},{"type":"REPORT","url":"https://github.com/Icinga/icinga2/security/advisories/GHSA-j7wq-r9mg-9wpv"},{"type":"REPORT","url":"https://github.com/Icinga/icinga2/commit/0419a2c36de408e9a703aec0962061ec9a285d3c"},{"type":"REPORT","url":"https://github.com/Icinga/icinga2/commit/2febc5e18ae0c93d989e64ebc2a9fd90e7205ad8"},{"type":"REPORT","url":"https://github.com/Icinga/icinga2/commit/3504fc7ed688c10d86988e2029a65efc311393fe"},{"type":"REPORT","url":"https://github.com/Icinga/icinga2/commit/869a7d6f0fe38c748e67bacc1fbdd42c933030f6"},{"type":"REPORT","url":"https://github.com/Icinga/icinga2/commit/8fed6608912c752b337d977f730547875a820831"},{"type":"REPORT","url":"https://icinga.com/blog/2024/11/12/critical-icinga-2-security-releases-2-14-3"}],"affected":[{"package":{"name":"icinga2","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/icinga2@2.4.1-2ubuntu1?arch=source&distro=xenial"},"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"],"ecosystem_specific":{"binaries":[{"binary_name":"icinga2","binary_version":"2.4.1-2ubuntu1"},{"binary_name":"icinga2-bin","binary_version":"2.4.1-2ubuntu1"},{"binary_name":"icinga2-classicui","binary_version":"2.4.1-2ubuntu1"},{"binary_name":"icinga2-common","binary_version":"2.4.1-2ubuntu1"},{"binary_name":"icinga2-ido-mysql","binary_version":"2.4.1-2ubuntu1"},{"binary_name":"icinga2-ido-pgsql","binary_version":"2.4.1-2ubuntu1"},{"binary_name":"icinga2-studio","binary_version":"2.4.1-2ubuntu1"},{"binary_name":"libicinga2","binary_version":"2.4.1-2ubuntu1"},{"binary_name":"vim-icinga2","binary_version":"2.4.1-2ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-49369.json"}},{"package":{"name":"icinga2","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/icinga2@2.8.1-0ubuntu2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.7.0-1","2.8.1-0ubuntu2"],"ecosystem_specific":{"binaries":[{"binary_version":"2.8.1-0ubuntu2","binary_name":"icinga2"},{"binary_name":"icinga2-bin","binary_version":"2.8.1-0ubuntu2"},{"binary_name":"icinga2-classicui","binary_version":"2.8.1-0ubuntu2"},{"binary_name":"icinga2-common","binary_version":"2.8.1-0ubuntu2"},{"binary_version":"2.8.1-0ubuntu2","binary_name":"icinga2-ido-mysql"},{"binary_name":"icinga2-ido-pgsql","binary_version":"2.8.1-0ubuntu2"},{"binary_name":"icinga2-studio","binary_version":"2.8.1-0ubuntu2"},{"binary_name":"libicinga2","binary_version":"2.8.1-0ubuntu2"},{"binary_name":"vim-icinga2","binary_version":"2.8.1-0ubuntu2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-49369.json"}},{"package":{"name":"icinga2","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/icinga2@2.11.2-1ubuntu3?arch=source&distro=focal"},"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"],"ecosystem_specific":{"binaries":[{"binary_version":"2.11.2-1ubuntu3","binary_name":"icinga2"},{"binary_name":"icinga2-bin","binary_version":"2.11.2-1ubuntu3"},{"binary_name":"icinga2-common","binary_version":"2.11.2-1ubuntu3"},{"binary_name":"icinga2-ido-mysql","binary_version":"2.11.2-1ubuntu3"},{"binary_version":"2.11.2-1ubuntu3","binary_name":"icinga2-ido-pgsql"},{"binary_name":"vim-icinga2","binary_version":"2.11.2-1ubuntu3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-49369.json"}},{"package":{"name":"icinga2","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/icinga2@2.13.2-1build2?arch=source&distro=jammy"},"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"],"ecosystem_specific":{"binaries":[{"binary_name":"icinga2","binary_version":"2.13.2-1build2"},{"binary_name":"icinga2-bin","binary_version":"2.13.2-1build2"},{"binary_name":"icinga2-common","binary_version":"2.13.2-1build2"},{"binary_name":"icinga2-ido-mysql","binary_version":"2.13.2-1build2"},{"binary_name":"icinga2-ido-pgsql","binary_version":"2.13.2-1build2"},{"binary_name":"vim-icinga2","binary_version":"2.13.2-1build2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-49369.json"}},{"package":{"name":"icinga2","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/icinga2@2.14.2-1build2?ar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