CVE-2023-49203: Technitium Dnsserver

High severity, CVSS 7.5. EPSS: 0.6% chance of exploitation in the next 30 days.

Technitium 11.5.3 allows remote attackers to cause a denial of service (bandwidth amplification) because the DNSBomb manipulation causes accumulation of low-rate DNS queries such that there is a large-sized response in a burst of traffic.

Affected products

• Technitium Dnsserver: version 11.5.3 only

Published 2024-09-18. Last modified 2026-06-17.