high7.5
CVE-2022-33992
DNRD (aka Domain Name Relay Daemon) 2.20.3 forwards and caches DNS queries with the CD (aka checking disabled) bit set to 1.
Impact
DNRD (aka Domain Name Relay Daemon) 2.20.3 forwards and caches DNS queries with the CD (aka checking disabled) bit set to 1. This leads to disabling of DNSSEC protection provided by upstream resolvers.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Domain Name Relay Daemon Project | Domain Name Relay Daemon | Version 2.20.3 |
References
- NVD record
- CVE.org record
- http://dnrd.sourceforge.net/
- https://www.openwall.com/lists/oss-security/2022/08/14/1
- https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner
- http://dnrd.sourceforge.net/
- https://www.openwall.com/lists/oss-security/2022/08/14/1
- https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner