{"id":"GHSA-h828-v5pv-33qx","summary":"coreDNS vulnerable to Improper Restriction of Communication Channel to Intended Endpoints","details":"A flaw was found in coreDNS. This flaw allows a malicious user to redirect traffic intended for external top-level domains (TLD) to a pod they control by creating projects and namespaces that match the TLD.","aliases":["CVE-2022-2837"],"modified":"2026-09-10T03:49:24.657781031Z","published":"2023-03-03T18:30:27Z","database_specific":{"nvd_published_at":"2023-03-03T16:15:00Z","cwe_ids":["CWE-601","CWE-923"],"severity":"MODERATE","github_reviewed":true,"github_reviewed_at":"2023-03-06T21:43:07Z"},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-2837"},{"type":"WEB","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2118543"},{"type":"PACKAGE","url":"https://github.com/coredns/coredns"}],"affected":[{"package":{"name":"github.com/coredns/coredns","ecosystem":"Go","purl":"pkg:golang/github.com/coredns/coredns"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"last_affected":"1.9.3"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2023/03/GHSA-h828-v5pv-33qx/GHSA-h828-v5pv-33qx.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}]}