CVE-2022-2837: coreDNS vulnerable to Improper Restriction of Communication Channel to Intended Endpoints

March 3, 2023 (updated March 7, 2025)

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.

References

bugzilla.redhat.com/show_bug.cgi?id=2118543
github.com/advisories/GHSA-h828-v5pv-33qx
github.com/coredns/coredns
nvd.nist.gov/vuln/detail/CVE-2022-2837

Code Behaviors & Features

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