{"id":"CVE-2023-3518","aliases":["BIT-consul-2023-3518","EUVD-2023-2260","GHSA-9rhf-q362-77mx","GO-2024-2704"],"status":"published","title":"JWT Auth in L7 Intentions Allow For Mismatched Service Identity and JWT Providers for Access","description":"HashiCorp Consul and Consul Enterprise 1.16.0 when using JWT Auth for service mesh incorrectly allows/denies access regardless of service identities. Fixed in 1.16.1.","severity":{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00447,"percentile":0.39166,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-266","CWE-285"],"published":"2023-08-09T15:06:52Z","modified":"2026-10-28T02:30:32Z","fixes":[{"ecosystem":"Go","package":"github.com/hashicorp/consul","fixed_in":["1.16.1"],"sources":["ghsa","osv"]},{"ecosystem":"Bitnami","package":"consul","fixed_in":["1.16.1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/hashicorp/consul","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.16.0"},{"last_affected":"1.16.0"},{"fixed":"1.16.1"}]}],"versions":["1.16.0"]},{"source":"osv","ecosystem":"Bitnami","package":"consul","ranges":[{"type":"SEMVER","events":[{"introduced":"1.16.0"},{"fixed":"1.16.1"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/hashicorp/consul","ranges":[{"type":"SEMVER","events":[{"introduced":"1.16.0"},{"fixed":"1.16.1"}]}],"versions":["1.16.0"]},{"source":"osv","ecosystem":"Go","package":"github.com/hashicorp/consul","ranges":[{"type":"SEMVER","events":[{"introduced":"1.16.0"},{"fixed":"1.16.1"}]}]}],"products":[{"vendor":"hashicorp","product":"consul"},{"vendor":"hashicorp","product":"consul enterprise"}],"references":[{"url":"https://discuss.hashicorp.com/t/hcsec-2023-25-consul-jwt-auth-in-l7-intentions-allow-for-mismatched-service-identity-and-jwt-providers/57004","tags":["x_transferred","Vendor Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-3518","tags":["web","advisory"]},{"url":"https://github.com/advisories/GHSA-9rhf-q362-77mx","tags":["advisory"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3518.json","tags":["advisory"]},{"url":"https://github.com/hashicorp/consul","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2023-3518","title":"JWT Auth in L7 Intentions Allow For Mismatched Service Identity and JWT Providers for Access","description":"HashiCorp Consul and Consul Enterprise 1.16.0 when using JWT Auth for service mesh incorrectly allows/denies access regardless of service identities. Fixed in 1.16.1.","status":"published","published":"2023-08-09T15:06:52.406Z","modified":"2024-10-08T14:56:28.934Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"high","assessor":"cna"}],"cwes":["CWE-266"],"updated_at":"2026-11-02T14:35:24.707957Z"}],"euvd":[{"id":"EUVD-2023-2260","description":"HashiCorp Consul and Consul Enterprise 1.16.0 when using JWT Auth for service mesh incorrectly allows/denies access regardless of service identities. Fixed in 1.16.1.","status":"published","published":"2023-08-09T15:06:52Z","modified":"2024-10-08T14:56:28Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-03T00:27:45.808193Z"}],"ghsa":[{"id":"GHSA-9rhf-q362-77mx","title":"Consul JWT Auth in L7 Intentions Allow for Mismatched Service Identity and JWT Providers","description":"A vulnerability was identified in Consul such that using JWT authentication for service mesh incorrectly allows/denies access regardless of service identities. This vulnerability, CVE-2023-3518, affects Consul 1.16.0 and was fixed in 1.16.1.","status":"published","published":"2023-08-09T18:30:52Z","modified":"2024-09-26T21:43:02Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-266","CWE-285"],"updated_at":"2026-11-02T14:38:06.988799Z"}],"nvd":[{"id":"CVE-2023-3518","description":"HashiCorp Consul and Consul Enterprise 1.16.0 when using JWT Auth for service mesh incorrectly allows/denies access regardless of service identities. Fixed in 1.16.1.","status":"published","published":"2023-08-09T16:15:09.957Z","modified":"2026-06-17T06:14:15.723Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"high","assessor":"secondary"},{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"primary"}],"cwes":["CWE-266"],"updated_at":"2026-11-02T14:08:22.812138Z"}],"osv":[{"id":"CVE-2023-3518","title":"JWT Auth in L7 Intentions Allow For Mismatched Service Identity and JWT Providers for Access","description":"HashiCorp Consul and Consul Enterprise 1.16.0 when using JWT Auth for service mesh incorrectly allows/denies access regardless of service identities. Fixed in 1.16.1.","status":"published","published":"2023-08-09T15:06:52.406Z","modified":"2026-10-28T02:30:32.075784081Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-266"],"updated_at":"2026-11-02T15:44:32.510144Z"},{"id":"GHSA-9rhf-q362-77mx","title":"Consul JWT Auth in L7 Intentions Allow for Mismatched Service Identity and JWT Providers","description":"A vulnerability was identified in Consul such that using JWT authentication for service mesh incorrectly allows/denies access regardless of service identities. This vulnerability, CVE-2023-3518, affects Consul 1.16.0 and was fixed in 1.16.1.","status":"published","published":"2023-08-09T18:30:52Z","modified":"2026-08-07T08:12:09.409683553Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-266","CWE-285"],"updated_at":"2026-11-02T15:46:44.225359Z"},{"id":"BIT-consul-2023-3518","title":"JWT Auth in L7 Intentions Allow For Mismatched Service Identity and JWT Providers for Access","description":"HashiCorp Consul and Consul Enterprise 1.16.0 when using JWT Auth for service mesh incorrectly allows/denies access regardless of service identities. Fixed in 1.16.1.","status":"published","published":"2024-03-06T10:51:07.39Z","modified":"2026-09-08T08:46:00.638266809Z","updated_at":"2026-11-02T15:28:28.70813Z"},{"id":"GO-2024-2704","title":"Consul JWT Auth in L7 Intentions Allow for Mismatched Service Identity and JWT Providers in github.com/hashicorp/consul","description":"Consul JWT Auth in L7 Intentions Allow for Mismatched Service Identity and JWT Providers in github.com/hashicorp/consul","status":"published","published":"2024-06-04T15:19:21Z","modified":"2026-08-07T08:12:22.803337028Z","updated_at":"2026-11-02T15:47:01.453823Z"}]}}