Vulnerability · Published Aug 15, 2022 · Assigned by mitre

CVE-2022-33993

Medium 5.3

In plain English

A medium-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 1.0% (higher than 62% of all known vulnerabilities).

Severity (CVSS NVD)5.3Medium

Exploit odds (30 days)1.0%top 37.8% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

Misinterpretation of special domain name characters in DNRD (aka Domain Name Relay Daemon) 2.20.3 leads to cache poisoning because domain names and their associated IP addresses are cached in their misinterpreted form.

Affected products (as reported)

Vendor	Product	Versions
n/a	n/a	n/a

References

https://www.usenix.org/conference/usenixsecurity21/presentation/jeitner x_refsource_MISC
https://www.usenix.org/conference/usenixsecurity22/presentation/jeitner x_refsource_MISC
http://dnrd.sourceforge.net/ x_refsource_MISC
https://www.openwall.com/lists/oss-security/2022/08/14/1 x_refsource_MISC