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Status published
Medium
CVE-2022-33989
dproxy-nexgen (aka dproxy nexgen) uses a static UDP source port...
Vulnerability Description
dproxy-nexgen (aka dproxy nexgen) uses a static UDP source port (selected randomly only at boot time) in upstream queries sent to DNS resolvers. This allows DNS cache poisoning because there is not enough entropy to prevent traffic injection attacks.
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
View All →CVE-2022-33991
dproxy-nexgen (aka dproxy nexgen) forwards and caches DNS queries with...
Medium
5.3
CVE-2022-33990
Misinterpretation of special domain name characters in dproxy-nexgen (aka dproxy...
High
7.5
CVE-2022-33988
dproxy-nexgen (aka dproxy nexgen) re-uses the DNS transaction id (TXID)...
High
7.5
Affected Vendor
dproxy-nexgen project
View all reports →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.