VULNERABILITY INTELLIGENCE

CVE-2022-33991

CVSS score5.3 MEDIUM

EPSS probability0.99%

CISA KEVNot currently listed

Published2022-08-15

Last modified2026-06-17

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

Description

dproxy-nexgen (aka dproxy nexgen) 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.

Weakness classification

nvd@nist.gov: CWE-290

Primary references

cve@mitre.org — Third Party Advisory
cve@mitre.org — Exploit, Mailing List, Third Party Advisory
cve@mitre.org — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Mailing List, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory