Back
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. This leads to…
High7.5EPSS 1.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
- EPSS (exploitation in 30 days)
- 1.1% · top 36% of all CVEs (5 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (3)
- https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner (opens in a new tab)x_refsource_MISCx_transferred
- http://dnrd.sourceforge.net/ (opens in a new tab)x_refsource_MISCx_transferred
- https://www.openwall.com/lists/oss-security/2022/08/14/1 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-33992)Record last updated .