{"cve":"CVE-2023-3518","nvd":{"published":"2023-08-09T16:15:09.957","modified":"2026-06-17T06:14:15.723","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","score":7.3},"cwes":["CWE-266"],"references":["https://discuss.hashicorp.com/t/hcsec-2023-25-consul-jwt-auth-in-l7-intentions-allow-for-mismatched-service-identity-and-jwt-providers/57004","https://discuss.hashicorp.com/t/hcsec-2023-25-consul-jwt-auth-in-l7-intentions-allow-for-mismatched-service-identity-and-jwt-providers/57004"],"products":["hashicorp:consul"],"source":"nvd","synced_at":"2026-10-19T21:39:14.809778102+00:00"},"epss":{"cve":"CVE-2023-3518","score":0.00447,"percentile":0.38925,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-9rhf-q362-77mx","url":"https://osv.dev/vulnerability/GHSA-9rhf-q362-77mx","summary":"Consul JWT Auth in L7 Intentions Allow for Mismatched Service Identity and JWT Providers","modified":"2026-08-07T08:12:09.409683553Z","packages":[{"ecosystem":"Go","name":"github.com/hashicorp/consul","purl":"pkg:golang/github.com/hashicorp/consul","ranges":[">=1.16.0 <1.16.1"],"fixed":["1.16.1"]}]},{"id":"GO-2024-2704","url":"https://osv.dev/vulnerability/GO-2024-2704","summary":"Consul JWT Auth in L7 Intentions Allow for Mismatched Service Identity and JWT Providers in github.com/hashicorp/consul","modified":"2026-08-07T08:12:22.803337028Z","packages":[{"ecosystem":"Go","name":"github.com/hashicorp/consul","purl":"pkg:golang/github.com/hashicorp/consul","ranges":[">=1.16.0 <1.16.1"],"fixed":["1.16.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}