{"id":"CVE-2018-8012","aliases":["GHSA-ccqf-c5hq-77mp"],"url":"https://o3.security/vulnerability/CVE-2018-8012","summary":"Missing Authorization in Apache ZooKeeper","details":"No authentication/authorization is enforced when a server attempts to join a quorum in Apache ZooKeeper before 3.4.10, and 3.5.0-alpha through 3.5.3-beta. As a result an arbitrary end point could join the cluster and begin propagating counterfeit changes to the leader.","published":"2018-05-21T19:29:00.250Z","modified":"2026-07-08T05:56:24.278557652Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.zookeeper:zookeeper","fixedVersion":"3.4.10"},{"ecosystem":"Maven","name":"org.apache.zookeeper:zookeeper","fixedVersion":"3.5.4-beta"}],"fix":null,"references":[{"type":"WEB","url":"https://lists.apache.org/thread.html/053d9ce4d579b02203db18545fee5e33f35f2932885459b74d1e4272%40%3Cissues.activemq.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/bcce5a9c532b386c68dab2f6b3ce8b0cc9b950ec551766e76391caa3%40%3Ccommits.nifi.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/c75147028c1c79bdebd4f8fa5db2b77da85de2b05ecc0d54d708b393%40%3Cdev.zookeeper.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r73daf1fc5d85677d9a854707e1908d14e174b7bbb0c603709c0ab33f%40%3Coak-commits.jackrabbit.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/r8f0d920805af93033c488af89104e2d682662bacfb8406db865d5e14%40%3Cdev.jackrabbit.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rc5bc4ddb0deabf8cfb69378cecee56fcdc76929bea9e6373cb863870%40%3Cdev.jackrabbit.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/rca37935d661f4689cb4119f1b3b224413b22be161b678e6e6ce0c69b%40%3Ccommits.nifi.apache.org%3E"},{"type":"WEB","url":"https://lists.apache.org/thread.html/re3a4048e9515d4afea416df907a612ed384a16c57cf99e97ee4a12f2%40%3Cdev.jackrabbit.apache.org%3E"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/104253"},{"type":"ADVISORY","url":"http://www.securitytracker.com/id/1040948"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4214"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpujul2020.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T05:56:24.278557652Z"}}