VulnerabilityModified
CVE-2025-50334
An issue in Technitium DNS Server v.13.5 allows a remote attacker to cause a denial of service via the rate-limiting component
HIGH 7.5EPSS 1.08%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.08%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.08% probability · 63th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-770
- Affected
- technitium/dnsserver
- Source
- cve@mitre.org
References
- https://github.com/FPokerFace/Security-Advisory/tree/main/CVE-2025-50334Exploit, Third Party Advisory
- https://github.com/TechnitiumSoftware/DnsServer/blob/master/CHANGELOG.mdRelease Notes
- https://github.com/TechnitiumSoftware/DnsServer/blob/v13.3/DnsServerCore/Dns/DnsServer.csProduct
- https://github.com/TechnitiumSoftware/DnsServer/commit/7229b217238213cc6275eea68a7e17d73df1603ePatch
- https://access.redhat.com/security/cve/CVE-2025-50334
- https://bugzilla.redhat.com/show_bug.cgi?id=2428058
- https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-50334.json
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.