{"id":"GHSA-wj6x-hcc2-f32j","summary":"Consul Server Panic when Ingress and API Gateways Configured with Peering Connections","details":"A vulnerability was identified in Consul and Consul Enterprise (“Consul”) an authenticated user with service:write permissions could trigger a workflow that causes Consul server and client agents to crash under certain circumstances. To exploit this vulnerability, an attacker requires access to an ACL token with service:write permissions, and there needs to be at least one running ingress or API gateway that is configured to route traffic to an upstream service.","aliases":["BIT-consul-2023-0845","CVE-2023-0845","GO-2023-1639"],"modified":"2026-07-17T21:08:13.807984301Z","published":"2023-03-09T18:30:30Z","database_specific":{"github_reviewed_at":"2023-03-16T16:04:18Z","nvd_published_at":"2023-03-09T16:15:00Z","cwe_ids":["CWE-476"],"severity":"MODERATE","github_reviewed":true},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-0845"},{"type":"WEB","url":"https://discuss.hashicorp.com/t/hcsec-2023-06-consul-server-panic-when-ingress-and-api-gateways-configured-with-peering-connections/51197"},{"type":"PACKAGE","url":"https://github.com/hashicorp/consul"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LYZOKMMVX4SIEHPJW3SJUQGMO5YZCPHC"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XNF4OLYZRQE75EB5TW5N42FSXHBXGWFE"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZTE4ITXXPIWZEQ4HYQCB6N6GZIMWXDAI"}],"affected":[{"package":{"name":"github.com/hashicorp/consul","ecosystem":"Go","purl":"pkg:golang/github.com/hashicorp/consul"},"ranges":[{"type":"SEMVER","events":[{"introduced":"1.14.0"},{"fixed":"1.14.5"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/03/GHSA-wj6x-hcc2-f32j/GHSA-wj6x-hcc2-f32j.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}