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{"acknowledgement": "This issue was discovered by Jon Weiser (Red Hat).", "bugzilla": {"description": "coreDNS: DNS Redirection of Top-Level Domains", "id": "2118543", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2118543"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.3", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N", "status": "draft"}, "cwe": "CWE-923->CWE-601", "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.", "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."], "mitigation": {"lang": "en:us", "value": "- Add a default admission controller to prevent the creation of projects or namespaces that match any TLDs.\n- Add a warning to the OpenShift documentation that informs users of the potential for abuse in the event any namespaces match a TLD. This warning already exists in the Kubernetes documentation."}, "name": "CVE-2022-2837", "package_state": [{"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Not affected", "package_name": "openshift4/ose-coredns-rhel9", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2022-08-16T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-2837\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-2837"], "threat_severity": "Moderate"}