{"id":"CVE-2019-8336","aliases":["EUVD-2022-3787","GHSA-fhm8-cxcv-pwvc","GO-2023-1945"],"status":"published","title":"HashiCorp Consul Access Restriction Bypass","description":"HashiCorp Consul (and Consul Enterprise) 1.4.x before 1.4.3 allows a client to bypass intended access restrictions and obtain the privileges of one other arbitrary token within secondary datacenters, because a token with literally \"\u003chidden\u003e\" as its secret is used in unusual circumstances.","severity":{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01251,"percentile":0.69603,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-284"],"published":"2019-03-05T23:00:00Z","modified":"2026-10-20T10:52:45Z","fixes":[{"ecosystem":"Go","package":"github.com/hashicorp/consul","fixed_in":["1.4.3"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/hashicorp/consul","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.0"},{"fixed":"1.4.3"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/hashicorp/consul","ranges":[{"type":"SEMVER","events":[{"introduced":"1.4.0"},{"fixed":"1.4.3"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/hashicorp/consul","ranges":[{"type":"SEMVER","events":[{"introduced":"1.4.0"},{"fixed":"1.4.3"}]}]}],"products":[{"vendor":"hashicorp","product":"consul"}],"references":[{"url":"https://github.com/hashicorp/consul/issues/5423","tags":["x_refsource_MISC","x_transferred","Mitigation","Third Party Advisory","report","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-8336","tags":["advisory"]},{"url":"https://github.com/hashicorp/consul/commit/90040f8bffb311e6cd8599273e95b607175e311f","tags":["web","fix"]},{"url":"https://github.com/hashicorp/consul/blob/003370ded024096cd89fb2aa2bc15293c23b9707/agent/consul/leader.go#L405","tags":["web"]},{"url":"https://github.com/advisories/GHSA-fhm8-cxcv-pwvc","tags":["advisory"]},{"url":"https://github.com/hashicorp/consul","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2019-8336","description":"HashiCorp Consul (and Consul Enterprise) 1.4.x before 1.4.3 allows a client to bypass intended access restrictions and obtain the privileges of one other arbitrary token within secondary datacenters, because a token with literally \"\u003chidden\u003e\" as its secret is used in unusual circumstances.","status":"published","published":"2019-03-05T23:00:00Z","modified":"2024-08-04T21:17:31.211Z","updated_at":"2026-11-02T14:20:22.019351Z"}],"euvd":[{"id":"EUVD-2022-3787","description":"HashiCorp Consul (and Consul Enterprise) 1.4.x before 1.4.3 allows a client to bypass intended access restrictions and obtain the privileges of one other arbitrary token within secondary datacenters, because a token with literally \"\u003chidden\u003e\" as its secret is used in unusual circumstances.","status":"published","published":"2019-03-05T23:00:00Z","modified":"2024-08-04T21:17:31Z","updated_at":"2026-11-03T03:06:42.550766Z"}],"ghsa":[{"id":"GHSA-fhm8-cxcv-pwvc","title":"HashiCorp Consul Access Restriction Bypass","description":"HashiCorp Consul (and Consul Enterprise) 1.4.x before 1.4.3 allows a client to bypass intended access restrictions and obtain the privileges of one other arbitrary token within secondary datacenters, because a token with literally \"\u003chidden\u003e\" as its secret is used in unusual circumstances.","status":"published","published":"2022-05-13T01:22:55Z","modified":"2023-09-28T20:29:26Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T14:37:06.913882Z"}],"nvd":[{"id":"CVE-2019-8336","description":"HashiCorp Consul (and Consul Enterprise) 1.4.x before 1.4.3 allows a client to bypass intended access restrictions and obtain the privileges of one other arbitrary token within secondary datacenters, because a token with literally \"\u003chidden\u003e\" as its secret is used in unusual circumstances.","status":"published","published":"2019-03-05T23:29:02.863Z","modified":"2026-06-17T02:41:51.617Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.8,"vector":"AV:N/AC:M/Au:N/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:05:07.268578Z"}],"osv":[{"id":"CVE-2019-8336","description":"HashiCorp Consul (and Consul Enterprise) 1.4.x before 1.4.3 allows a client to bypass intended access restrictions and obtain the privileges of one other arbitrary token within secondary datacenters, because a token with literally \"\u003chidden\u003e\" as its secret is used in unusual circumstances.","status":"published","published":"2019-03-05T23:29:02.863Z","modified":"2026-10-20T10:52:45.911265854Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:12.974481Z"},{"id":"GHSA-fhm8-cxcv-pwvc","title":"HashiCorp Consul Access Restriction Bypass","description":"HashiCorp Consul (and Consul Enterprise) 1.4.x before 1.4.3 allows a client to bypass intended access restrictions and obtain the privileges of one other arbitrary token within secondary datacenters, because a token with literally \"\u003chidden\u003e\" as its secret is used in unusual circumstances.","status":"published","published":"2022-05-13T01:22:55Z","modified":"2024-08-20T20:58:39.904794Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-284"],"updated_at":"2026-11-02T15:46:46.39441Z"},{"id":"GO-2023-1945","title":"HashiCorp Consul Access Restriction Bypass in github.com/hashicorp/consul","description":"HashiCorp Consul Access Restriction Bypass in github.com/hashicorp/consul","status":"published","published":"2024-08-20T20:31:38Z","modified":"2026-03-03T04:54:00.841383Z","updated_at":"2026-11-02T15:47:01.185262Z"}]}}