CVE-2025-30192 — A Recursor configured to send out ECS enabled queries can be sensitive to spoofing attempts
An attacker spoofing answers to ECS enabled requests sent out by the Recursor has a chance of success higher than non-ECS enabled queries. The updated version include various m…
Published: 2025-07-21 · CVSS: 7.5 · CVSS 3.1
An attacker spoofing answers to ECS enabled requests sent out by the Recursor has a chance of success higher than non-ECS enabled queries. The updated version include various mitigations against spoofing attempts of ECS enabled queries by chaining ECS enabled requests and enforcing stricter validation of the received answers. The most strict mitigation done when the new setting outgoing.edns_subnet_harden (old style name edns-subnet-harden) is enabled.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7