PT-2026-41937 · Technitium · Technitium Dns Server

CVE-2026-45557

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Published

2026-05-19

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Updated

2026-07-24

CVSS v3.1

5.8

Medium

VectorAV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:L
Name of the Vulnerable Software and Affected Versions Technitium DNS Server versions prior to 15.0
Description The software aggressively attempts to fetch missing RRSIG records or mismatched DNSKEY records. An attacker controlling a domain can exploit this behavior to force a vulnerable system to generate excessive network traffic.
Recommendations Update to version 15.0.

Fix

Allocation of Resources Without Limits

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Weakness Enumeration

Related Identifiers

CVE-2026-45557

Affected Products

Technitium Dns Server