Description
An issue in Technitium DNS Server v.13.5 allows a remote attacker to cause a denial of service via the rate-limiting component
Affected products
technitium: dnsserver
References7
- github.com/TechnitiumSoftware/DnsServer/commit/7229b217238213cc… Patch
- github.com/FPokerFace/Security-Advisory/tree/main/CVE-2025-50334 ExploitThird Party Advisory
- github.com/TechnitiumSoftware/DnsServer/blob/master/CHANGELOG.md Release Notes
- github.com/TechnitiumSoftware/DnsServer/blob/v13.3/DnsServerCor… Product
- access.redhat.com/security/cve/CVE-2025-50334
- bugzilla.redhat.com/show_bug.cgi?id=2428058
- security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-50334…
Metrics
- CVSS 3.1
-
7.5
HIGH
Score source: CNA
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 1% percentile: 65 · as of 11 November 2026
- CWE
- CWE-770
Could this be exploited in your environment?
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