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CVE-2022-33992

19
FAUCET Score

CVE-2022-33992 describes a vulnerability in DNRD (Domain Name Relay Daemon) version 2.20.3 where it forwards DNS queries with the "checking disabled" bit set, effectively bypassing DNSSEC protection from upstream resolvers. This vulnerability carries a CVSS score of 7.5 (HIGH), indicating it can be exploited remotely with low complexity to impact data integrity. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
2.20.3CPE matchmatch criteria
cpe:2.3:a:domain_name_relay_daemon_project:domain_name_relay_daemon:2.20.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.83%
Probability of exploitation in next 30 days
EPSS Percentile
53.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0083 is in the 29th percentile among its peer group of 51,551 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

dnrd.sourceforge.net
ProductThird Party Advisory
openwall.com / lists/oss-security/2022/08/14/1
Mailing ListThird Party Advisory
usenix.org / conference/usenixsecurity22/presentation/jeitner
Third Party Advisory