CVE-2022-33988

7.5 highEPSS 1.2%

High (7.5) in dproxy-nexgen project dproxy-nexgen. EPSS 1.2% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

7.5 high

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

EPSS: 1.2% chance of exploitation in the next 30 days; higher than 67% of CVEs (scores of 2026-10-31)
CWE: CWE-444
Published: 2022-08-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

dproxy-nexgen_project:dproxy-nexgen

References

https://sourceforge.net/projects/dproxy/
https://www.openwall.com/lists/oss-security/2022/08/14/3
https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner
https://sourceforge.net/projects/dproxy/
https://www.openwall.com/lists/oss-security/2022/08/14/3

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