CVE-2025-58063 CoreDNS: DNS Cache Pinning via etcd Lease ID Confusion

CoreDNS is a DNS server that chains plugins. Starting in version 1.2.0 and prior to version 1.12.4, the CoreDNS etcd plugin contains a TTL confusion vulnerability where lease IDs are incorrectly used as TTL values, enabling DNS cache pinning attacks. This effectively creates a DoS condition for D...

CoreDNS: DNS Cache Pinning via etcd Lease ID Confusion

Summary The CoreDNS etcd plugin contains a TTL confusion vulnerability where lease IDs are incorrectly used as TTL values, enabling cache pinning for very long periods. This can effectively cause a denial of service for DNS updates/changes to affected services. Details In plugin/etcd/etcd.go, the...