CVE-2022-33988

HIGH

dproxy-nexgen - DNS Cache Poisoning via Reused Transaction ID

Title source: llm
STIX 2.1

Description

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.

References (3)

Core 3
Core References
Product, Third Party Advisory x_refsource_misc
https://sourceforge.net/projects/dproxy/
Exploit, Mailing List, Third Party Advisory x_refsource_misc
https://www.openwall.com/lists/oss-security/2022/08/14/3

Scores

CVSS v3 7.5
EPSS 0.0091
EPSS Percentile 55.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Details

CWE
CWE-444
Status published
Products (1)
dproxy-nexgen_project/dproxy-nexgen
Published Aug 15, 2022
Tracked Since Feb 18, 2026