Vulnerability CVE-2023-22617
Published: 2023-01-21

Description:
A remote attacker might be able to cause infinite recursion in PowerDNS Recursor 4.8.0 via a DNS query that retrieves DS records for a misconfigured domain, because QName minimization is used in QM fallback mode. This is fixed in 4.8.1.

 References:
https://docs.powerdns.com/recursor/changelog/4.8.html#change-4.8.1
https://docs.powerdns.com/recursor/security-advisories/
http://www.openwall.com/lists/oss-security/2023/01/20/1
Copyright 2026, cxsecurity.com

 

Back to Top