cvedb.io
CVE-2021-43105
MEDIUM · CVSS 4.3
EPSS exploitation probability: 0%
Published 2022-03-28T23:15:07.717 · Last modified 2026-06-17T04:10:31.140

Summary

A vulnerability in the bailiwick checking function in Technitium DNS Server <= v7.0 exists that allows specific malicious users to inject `NS` records of any domain (even TLDs) into the cache and conduct a DNS cache poisoning attack.

Affected products

technitium — dns_server

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.