Vulnerability · Published Aug 15, 2022 · Assigned by mitre
CVE-2022-33988
High 7.5
In plain English
A high-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 69% of all known vulnerabilities).
Severity (CVSS NVD)7.5High
Exploit odds (30 days)1.2%top 31.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected products (as reported)
References
- https://sourceforge.net/projects/dproxy/ x_refsource_MISC
- https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner x_refsource_MISC
- https://www.openwall.com/lists/oss-security/2022/08/14/3 x_refsource_MISC