{"id":"CVE-2020-28053","aliases":["BIT-consul-2020-28053","GHSA-6m72-467w-94rh","GO-2024-2505"],"url":"https://o3.security/vulnerability/CVE-2020-28053","summary":"Privilege Escalation in HashiCorp Consul","details":"HashiCorp Consul and Consul Enterprise 1.2.0 up to 1.8.5 allowed operators with operator:read ACL permissions to read the Connect CA private key configuration. Fixed in 1.6.10, 1.7.10, and 1.8.6.","published":"2020-11-23T14:15:12.377Z","modified":"2026-07-08T17:56:05.622807Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/hashicorp/consul","fixedVersion":"1.6.10"},{"ecosystem":"Go","name":"github.com/hashicorp/consul","fixedVersion":"1.7.10"},{"ecosystem":"Go","name":"github.com/hashicorp/consul","fixedVersion":"1.8.6"}],"fix":{"url":"https://github.com/hashicorp/consul/pull/9240","label":"hashicorp/consul#9240"},"references":[{"type":"ADVISORY","url":"https://github.com/hashicorp/consul/blob/master/CHANGELOG.md#186-november-19-2020"},{"type":"ADVISORY","url":"https://security.gentoo.org/glsa/202208-09"},{"type":"ADVISORY","url":"https://www.hashicorp.com/blog/category/consul"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-28053"},{"type":"WEB","url":"https://github.com/hashicorp/consul/pull/9240"},{"type":"WEB","url":"https://github.com/hashicorp/consul/commit/ff5215d882ac51b49c2647aac46b42aa9c890ce3"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T17:56:05.622807Z"}}