{"id":"CVE-2022-2837","aliases":[],"url":"https://o3.security/vulnerability/CVE-2022-2837","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.","published":"2023-03-03T18:30:27Z","modified":"2026-09-10T03:49:24.657781031Z","cvss":{"score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/coredns/coredns","fixedVersion":null}],"fix":null,"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"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-09-10T03:49:24.657781031Z"}}