{"id":"CVE-2020-28053","aliases":["BIT-consul-2020-28053","DEBIAN-CVE-2020-28053","EUVD-2024-0275","GHSA-6m72-467w-94rh","GO-2024-2505","UBUNTU-CVE-2020-28053"],"status":"published","title":"Privilege Escalation in HashiCorp Consul","description":"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.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01453,"percentile":0.73614,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-732","CWE-863"],"published":"2020-11-23T13:11:27Z","modified":"2026-10-20T10:53:05Z","fixes":[{"ecosystem":"Go","package":"github.com/hashicorp/consul","fixed_in":["1.6.10","1.7.10","1.8.6"],"sources":["ghsa","osv"]},{"ecosystem":"Bitnami","package":"consul","fixed_in":["1.6.10","1.7.10","1.8.6"],"sources":["osv"]},{"ecosystem":"Debian:11","package":"consul","fixed_in":["1.8.6+dfsg1-1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/hashicorp/consul","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.2.0"},{"fixed":"1.6.10"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/hashicorp/consul","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.7.0"},{"fixed":"1.7.10"}]}]},{"source":"ghsa","ecosystem":"Go","package":"github.com/hashicorp/consul","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.8.0"},{"fixed":"1.8.6"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"consul","ranges":[{"type":"SEMVER","events":[{"introduced":"1.2.0"},{"fixed":"1.6.10"},{"introduced":"1.7.0"},{"fixed":"1.7.10"},{"introduced":"1.8.0"},{"fixed":"1.8.6"}]}]},{"source":"osv","ecosystem":"Debian:11","package":"consul","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.6+dfsg1-1"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/hashicorp/consul","ranges":[{"type":"SEMVER","events":[{"introduced":"1.2.0"},{"fixed":"1.6.10"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/hashicorp/consul","ranges":[{"type":"SEMVER","events":[{"introduced":"1.7.0"},{"fixed":"1.7.10"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/hashicorp/consul","ranges":[{"type":"SEMVER","events":[{"introduced":"1.8.0"},{"fixed":"1.8.6"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/hashicorp/consul","ranges":[{"type":"SEMVER","events":[{"introduced":"1.2.0"},{"fixed":"1.6.10"},{"introduced":"1.7.0"},{"fixed":"1.7.10"},{"introduced":"1.8.0"},{"fixed":"1.8.6"}]}]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"consul","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.6.4~dfsg-3"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"consul","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.7~dfsg1-5ubuntu1","1.4.4~dfsg1-2ubuntu2","1.5.2+dfsg1-6","1.5.2+dfsg1-10","1.5.2+dfsg1-12","1.5.2+dfsg2-14"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"consul","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.7.4+dfsg1-1","1.8.7+dfsg1-3"]}],"products":[{"vendor":"hashicorp","product":"consul"}],"references":[{"url":"https://www.hashicorp.com/blog/category/consul","tags":["x_refsource_MISC","x_transferred","Product","Vendor Advisory","advisory","web","report"]},{"url":"https://github.com/hashicorp/consul/blob/master/CHANGELOG.md#186-november-19-2020","tags":["x_refsource_MISC","x_transferred","Release Notes","Third Party Advisory","advisory","web","report"]},{"url":"https://security.gentoo.org/glsa/202208-09","tags":["vendor-advisory","x_refsource_GENTOO","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-28053","tags":["web","advisory"]},{"url":"https://github.com/hashicorp/consul/pull/9240","tags":["web","fix"]},{"url":"https://github.com/hashicorp/consul/commit/ff5215d882ac51b49c2647aac46b42aa9c890ce3","tags":["web","fix"]},{"url":"https://github.com/advisories/GHSA-6m72-467w-94rh","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2020-28053","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2020-28053","tags":["report"]},{"url":"https://github.com/hashicorp/consul/issues/9240","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2020-28053","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2020-28053","description":"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.","status":"published","published":"2020-11-23T13:11:27Z","modified":"2024-08-04T16:33:56.879Z","updated_at":"2026-11-02T14:35:57.017407Z"}],"euvd":[{"id":"EUVD-2024-0275","description":"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.","status":"published","published":"2020-11-23T13:11:27Z","modified":"2024-08-04T16:33:56Z","updated_at":"2026-11-03T03:07:10.69897Z"}],"ghsa":[{"id":"GHSA-6m72-467w-94rh","title":"Privilege Escalation in HashiCorp Consul","description":"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.","status":"published","published":"2024-01-31T23:11:32Z","modified":"2024-01-31T23:11:34Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-732","CWE-863"],"updated_at":"2026-11-02T14:37:34.405364Z"}],"nvd":[{"id":"CVE-2020-28053","description":"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.","status":"published","published":"2020-11-23T14:15:12.377Z","modified":"2026-06-17T03:10:04.663Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:06:25.394006Z"}],"osv":[{"id":"CVE-2020-28053","description":"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.","status":"published","published":"2020-11-23T14:15:12.377Z","modified":"2026-10-20T10:53:05.155559614Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:16.248747Z"},{"id":"DEBIAN-CVE-2020-28053","description":"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.","status":"published","published":"2020-11-23T14:15:12.377Z","modified":"2026-08-27T13:03:11.78906479Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:34.019707Z"},{"id":"GHSA-6m72-467w-94rh","title":"Privilege Escalation in HashiCorp Consul","description":"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.","status":"published","published":"2024-01-31T23:11:32Z","modified":"2024-06-28T15:58:44.521738Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-732","CWE-863"],"updated_at":"2026-11-02T15:46:39.965326Z"},{"id":"UBUNTU-CVE-2020-28053","description":"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.","status":"published","published":"2020-11-23T14:15:00Z","modified":"2025-10-24T04:48:53Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:54:24.541803Z"},{"id":"BIT-consul-2020-28053","description":"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.","status":"published","published":"2024-03-06T10:54:15.09Z","modified":"2026-09-08T08:45:59.91787926Z","updated_at":"2026-11-02T15:28:28.70813Z"},{"id":"GO-2024-2505","title":"Privilege Escalation in HashiCorp Consul in github.com/hashicorp/consul","description":"Privilege Escalation in HashiCorp Consul in github.com/hashicorp/consul","status":"published","published":"2024-06-28T15:28:53Z","modified":"2026-03-03T04:54:34.923488Z","updated_at":"2026-11-02T15:47:01.185262Z"}]}}