Vulnerability in Dproxy-Nexgen Project

CVE-2022-33988

dproxy-nexgen (aka dproxy nexgen) re-uses the DNS transaction id (TXID) value from client queries, which allows attackers (able to send queries to the resolver) to conduct DNS cache-poisoning attacks because the TXID value is known to the attacker.

Vulnerability class: HTTP Request Smuggling

EPSS: 0.009 (57.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-33988?
CVE-2022-33988 is a high-severity vulnerability in Dproxy-Nexgen Project, classified under Inconsistent Interpretation of HTTP Requests (HTTP Request/Response Smuggling). CVSS score: 7.5/10. Published 2022-08-15.
How severe is CVE-2022-33988?
High severity. CVSS v3 base score is 7.5 out of 10.