A Recursor configured to send out ECS enabled queries can be sensitive to spoofing attempts
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PowerDNS | Recursor | affected |
|
No data.
No data.
| Vendor | Product | Versions |
|---|---|---|
| Powerdns | Recursor | — |
| Source | ID | Title |
|---|---|---|
EUVD |
EUVD-2025-22089 | 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. |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.272% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Powerdns
Powerdns recursor |
|
| Vendors & Products |
Powerdns
Powerdns recursor |
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| Title | A Recursor configured to send out ECS enabled queries can be sensitive to spoofing attempts | |
| Weaknesses | CWE-345 | |
| References |
| |
| Metrics |
cvssV3_1
|