{"id":"UBUNTU-CVE-2020-25654","details":"An ACL bypass flaw was found in pacemaker. An attacker having a local account on the cluster and in the haclient group could use IPC communication with various daemons directly to perform certain tasks that they would be prevented by ACLs from doing if they went through the configuration.","modified":"2026-04-22T14:14:57.981228Z","published":"2020-10-27T00:00:00Z","related":["USN-4623-1"],"upstream":["CVE-2020-25654"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-25654"},{"type":"REPORT","url":"https://lists.clusterlabs.org/pipermail/developers/2020-October/002324.html"},{"type":"REPORT","url":"https://www.openwall.com/lists/oss-security/2020/10/27/1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4623-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2020-25654"}],"affected":[{"package":{"name":"pacemaker","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/pacemaker@1.1.14-2ubuntu1.9?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.14-2ubuntu1.9"}]}],"versions":["1.1.12-0ubuntu2","1.1.12-0ubuntu3","1.1.14~rc4-2ubuntu1","1.1.14-1ubuntu1","1.1.14-1ubuntu2","1.1.14-2ubuntu1","1.1.14-2ubuntu1.1","1.1.14-2ubuntu1.2","1.1.14-2ubuntu1.3","1.1.14-2ubuntu1.4","1.1.14-2ubuntu1.5","1.1.14-2ubuntu1.6","1.1.14-2ubuntu1.7","1.1.14-2ubuntu1.8"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libcib4","binary_version":"1.1.14-2ubuntu1.9"},{"binary_name":"libcrmcluster4","binary_version":"1.1.14-2ubuntu1.9"},{"binary_name":"libcrmcommon3","binary_version":"1.1.14-2ubuntu1.9"},{"binary_name":"libcrmservice3","binary_version":"1.1.14-2ubuntu1.9"},{"binary_name":"liblrmd1","binary_version":"1.1.14-2ubuntu1.9"},{"binary_name":"libpe-rules2","binary_version":"1.1.14-2ubuntu1.9"},{"binary_version":"1.1.14-2ubuntu1.9","binary_name":"libpe-status10"},{"binary_name":"libpengine10","binary_version":"1.1.14-2ubuntu1.9"},{"binary_name":"libstonithd2","binary_version":"1.1.14-2ubuntu1.9"},{"binary_name":"libtransitioner2","binary_version":"1.1.14-2ubuntu1.9"},{"binary_name":"pacemaker","binary_version":"1.1.14-2ubuntu1.9"},{"binary_name":"pacemaker-cli-utils","binary_version":"1.1.14-2ubuntu1.9"},{"binary_name":"pacemaker-common","binary_version":"1.1.14-2ubuntu1.9"},{"binary_name":"pacemaker-remote","binary_version":"1.1.14-2ubuntu1.9"},{"binary_version":"1.1.14-2ubuntu1.9","binary_name":"pacemaker-resource-agents"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-25654.json"}},{"package":{"name":"pacemaker","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/pacemaker@1.1.18-0ubuntu1.3?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.18-0ubuntu1.3"}]}],"versions":["1.1.16-1ubuntu1","1.1.18~rc3-1ubuntu1","1.1.18~rc4-1ubuntu1","1.1.18-0ubuntu1","1.1.18-0ubuntu1.1","1.1.18-0ubuntu1.2"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libcib4","binary_version":"1.1.18-0ubuntu1.3"},{"binary_name":"libcrmcluster4","binary_version":"1.1.18-0ubuntu1.3"},{"binary_name":"libcrmcommon3","binary_version":"1.1.18-0ubuntu1.3"},{"binary_name":"libcrmservice3","binary_version":"1.1.18-0ubuntu1.3"},{"binary_name":"liblrmd1","binary_version":"1.1.18-0ubuntu1.3"},{"binary_name":"libpe-rules2","binary_version":"1.1.18-0ubuntu1.3"},{"binary_name":"libpe-status10","binary_version":"1.1.18-0ubuntu1.3"},{"binary_name":"libpengine10","binary_version":"1.1.18-0ubuntu1.3"},{"binary_name":"libstonithd2","binary_version":"1.1.18-0ubuntu1.3"},{"binary_version":"1.1.18-0ubuntu1.3","binary_name":"libtransitioner2"},{"binary_name":"pacemaker","binary_version":"1.1.18-0ubuntu1.3"},{"binary_name":"pacemaker-cli-utils","binary_version":"1.1.18-0ubuntu1.3"},{"binary_name":"pacemaker-common","binary_version":"1.1.18-0ubuntu1.3"},{"binary_name":"pacemaker-remote","binary_version":"1.1.18-0ubuntu1.3"},{"binary_name":"pacemaker-resource-agents","binary_version":"1.1.18-0ubuntu1.3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-25654.json"}},{"package":{"name":"pacemaker","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/pacemaker@2.0.3-3ubuntu4.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.0.3-3ubuntu4.1"}]}],"versions":["2.0.1-4ubuntu2","2.0.1-5ubuntu1","2.0.1-5ubuntu5","2.0.3-3ubuntu1","2.0.3-3ubuntu3","2.0.3-3ubuntu4"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"libcib27","binary_version":"2.0.3-3ubuntu4.1"},{"binary_version":"2.0.3-3ubuntu4.1","binary_name":"libcrmcluster29"},{"binary_version":"2.0.3-3ubuntu4.1","binary_name":"libcrmcommon34"},{"binary_name":"libcrmservice28","binary_version":"2.0.3-3ubuntu4.1"},{"binary_name":"liblrmd28","binary_version":"2.0.3-3ubuntu4.1"},{"binary_version":"2.0.3-3ubuntu4.1","binary_name":"libpacemaker1"},{"binary_name":"libpe-rules26","binary_version":"2.0.3-3ubuntu4.1"},{"binary_name":"libpe-status28","binary_version":"2.0.3-3ubuntu4.1"},{"binary_name":"libstonithd26","binary_version":"2.0.3-3ubuntu4.1"},{"binary_name":"pacemaker","binary_version":"2.0.3-3ubuntu4.1"},{"binary_name":"pacemaker-cli-utils","binary_version":"2.0.3-3ubuntu4.1"},{"binary_name":"pacemaker-common","binary_version":"2.0.3-3ubuntu4.1"},{"binary_name":"pacemaker-remote","binary_version":"2.0.3-3ubuntu4.1"},{"binary_name":"pacemaker-resource-agents","binary_version":"2.0.3-3ubuntu4.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-25654.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"medium"}]}