{"schema_version":"1.3.1","id":"GO-2021-0077","modified":"2024-05-20T16:03:47Z","published":"2021-04-14T20:04:52Z","aliases":["CVE-2018-16886","GHSA-h6xx-pmxh-3wgp"],"summary":"Authentication bypass in go.etcd.io/etcd","details":"A user can use a valid client certificate that contains a CommonName that matches a valid RBAC username to authenticate themselves as that user, despite lacking the required credentials. This may allow authentication bypass, but requires a certificate that is issued by a CA trusted by the server.","affected":[{"package":{"name":"go.etcd.io/etcd","ecosystem":"Go"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"0.5.0-alpha.5.0.20190108173120-83c051b701d3"}]}],"ecosystem_specific":{"imports":[{"path":"go.etcd.io/etcd/auth","symbols":["authStore.AuthInfoFromTLS"]}]}}],"references":[{"type":"FIX","url":"https://github.com/etcd-io/etcd/pull/10366"},{"type":"FIX","url":"https://github.com/etcd-io/etcd/commit/bf9d0d8291dc71ecbfb2690612954e1a298154b2"}],"database_specific":{"url":"https://pkg.go.dev/vuln/GO-2021-0077","review_status":"REVIEWED"}}