{"id":"USN-6189-1","summary":"etcd vulnerability","details":"It was discovered that etcd leaked credentials when debugging\nwas enabled. This allowed remote attackers to discover etcd \nauthentication credentials and possibly escalate privileges on\nsystems using etcd.\n","modified":"2026-04-27T16:44:36.786150Z","published":"2023-06-28T20:01:23Z","related":["UBUNTU-CVE-2021-28235"],"upstream":["CVE-2021-28235","UBUNTU-CVE-2021-28235"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-6189-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-28235"}],"affected":[{"package":{"name":"etcd","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/etcd@3.2.17+dfsg-1ubuntu0.1+esm2?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.2.17+dfsg-1ubuntu0.1+esm2"}]}],"versions":["3.1.0-1","3.2.9+dfsg-2","3.2.9+dfsg-3","3.2.17+dfsg-1","3.2.17+dfsg-1ubuntu0.1~esm1","3.2.17+dfsg-1ubuntu0.1","3.2.17+dfsg-1ubuntu0.1+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"etcd","binary_version":"3.2.17+dfsg-1ubuntu0.1+esm2"},{"binary_name":"etcd-client","binary_version":"3.2.17+dfsg-1ubuntu0.1+esm2"},{"binary_name":"etcd-server","binary_version":"3.2.17+dfsg-1ubuntu0.1+esm2"},{"binary_name":"golang-etcd-server-dev","binary_version":"3.2.17+dfsg-1ubuntu0.1+esm2"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6189-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:18.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2021-28235"}]}}},{"package":{"name":"etcd","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/etcd@3.2.26+dfsg-6ubuntu0.2+esm1?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.2.26+dfsg-6ubuntu0.2+esm1"}]}],"versions":["3.2.26+dfsg-3","3.2.26+dfsg-4","3.2.26+dfsg-6","3.2.26+dfsg-6ubuntu0.1","3.2.26+dfsg-6ubuntu0.2"],"ecosystem_specific":{"binaries":[{"binary_name":"etcd","binary_version":"3.2.26+dfsg-6ubuntu0.2+esm1"},{"binary_name":"etcd-client","binary_version":"3.2.26+dfsg-6ubuntu0.2+esm1"},{"binary_name":"etcd-server","binary_version":"3.2.26+dfsg-6ubuntu0.2+esm1"},{"binary_name":"golang-etcd-server-dev","binary_version":"3.2.26+dfsg-6ubuntu0.2+esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6189-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:20.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2021-28235"}]}}},{"package":{"name":"etcd","ecosystem":"Ubuntu:Pro:22.04:LTS","purl":"pkg:deb/ubuntu/etcd@3.3.25+dfsg-7ubuntu0.22.04.1+esm1?arch=source&distro=esm-apps/jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.3.25+dfsg-7ubuntu0.22.04.1+esm1"}]}],"versions":["3.3.25+dfsg-6","3.3.25+dfsg-7","3.3.25+dfsg-7ubuntu0.22.04.1"],"ecosystem_specific":{"binaries":[{"binary_name":"etcd","binary_version":"3.3.25+dfsg-7ubuntu0.22.04.1+esm1"},{"binary_name":"etcd-client","binary_version":"3.3.25+dfsg-7ubuntu0.22.04.1+esm1"},{"binary_name":"etcd-server","binary_version":"3.3.25+dfsg-7ubuntu0.22.04.1+esm1"},{"binary_name":"golang-etcd-server-dev","binary_version":"3.3.25+dfsg-7ubuntu0.22.04.1+esm1"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6189-1.json","cves_map":{"ecosystem":"Ubuntu:Pro:22.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2021-28235"}]}}}],"schema_version":"1.7.5"}