CVE-2022-33991 - CVE House

Status published Medium CVE-2022-33991

dproxy-nexgen (aka dproxy nexgen) forwards and caches DNS queries with...

5.3 CVSS

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

More from dproxy-nexgen project

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CVE-2022-33990

Misinterpretation of special domain name characters in dproxy-nexgen (aka dproxy...

High 7.5

CVE-2022-33989

dproxy-nexgen (aka dproxy nexgen) uses a static UDP source port...

Medium 5.3

CVE-2022-33988

dproxy-nexgen (aka dproxy nexgen) re-uses the DNS transaction id (TXID)...

High 7.5

Affected Vendor

dproxy-nexgen project

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Affected Software

dproxy-nexgen

Vulnerable Versions:

Unknown

Timeline

Official Publish: August 15th, 2022

Last Modified: August 3rd, 2024

Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.