{"id":"UBUNTU-CVE-2024-28833","details":"Improper restriction of excessive authentication attempts with two factor authentication methods in Checkmk 2.3 before 2.3.0p6 facilitates brute-forcing of second factor mechanisms.","modified":"2025-10-24T05:09:08Z","published":"2024-06-10T12:15:00Z","upstream":["CVE-2024-28833"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2024-28833"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2024-28833"},{"type":"REPORT","url":"https://checkmk.com/werk/16830"}],"affected":[{"package":{"name":"check-mk","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/check-mk@1.2.6p12-1ubuntu0.16.04.1+esm1?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.2.6p5-1","1.2.6p12-1","1.2.6p12-1ubuntu0.16.04.1","1.2.6p12-1ubuntu0.16.04.1+esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.2.6p12-1ubuntu0.16.04.1+esm1","binary_name":"check-mk-agent"},{"binary_version":"1.2.6p12-1ubuntu0.16.04.1+esm1","binary_name":"check-mk-agent-logwatch"},{"binary_version":"1.2.6p12-1ubuntu0.16.04.1+esm1","binary_name":"check-mk-config-icinga"},{"binary_version":"1.2.6p12-1ubuntu0.16.04.1+esm1","binary_name":"check-mk-config-nagios3"},{"binary_version":"1.2.6p12-1ubuntu0.16.04.1+esm1","binary_name":"check-mk-livestatus"},{"binary_version":"1.2.6p12-1ubuntu0.16.04.1+esm1","binary_name":"check-mk-multisite"},{"binary_version":"1.2.6p12-1ubuntu0.16.04.1+esm1","binary_name":"check-mk-server"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-28833.json"}},{"package":{"name":"check-mk","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/check-mk@1.2.8p16-1ubuntu0.2?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.2.8p16-1ubuntu0.1","1.2.8p16-1ubuntu0.2"],"ecosystem_specific":{"binaries":[{"binary_version":"1.2.8p16-1ubuntu0.2","binary_name":"check-mk-agent"},{"binary_version":"1.2.8p16-1ubuntu0.2","binary_name":"check-mk-agent-logwatch"},{"binary_version":"1.2.8p16-1ubuntu0.2","binary_name":"check-mk-config-icinga"},{"binary_version":"1.2.8p16-1ubuntu0.2","binary_name":"check-mk-livestatus"},{"binary_version":"1.2.8p16-1ubuntu0.2","binary_name":"check-mk-multisite"},{"binary_version":"1.2.8p16-1ubuntu0.2","binary_name":"check-mk-server"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2024/UBUNTU-CVE-2024-28833.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},{"type":"Ubuntu","score":"medium"}]}