CVE-2022-33989: Dproxy-Nexgen Project Dproxy-Nexgen

Medium severity, CVSS 5.3. EPSS: 1% chance of exploitation in the next 30 days.

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.

Affected products

• Dproxy-Nexgen Project Dproxy-Nexgen: affected versions not specified

Published 2022-08-15. Last modified 2026-06-17.