Dns Server

dns_server

Vendor: Technitium • 4 CVEs

CVEs (4)

CVE VENDORS PRODUCTS UPDATED PUBLISHED CVSS
CVE-2022-48256 1Technitium 1Dns Server Jun 17, 2026 Jan 13, 2023 N/A· v4 7.5 HIGH· v3 N/A· v2 Technitium DNS Server before 10.0 allows a self-CNAME denial-of-service attack in which a CNAME loop causes an answer to contain hundreds of records.
CVE-2022-30258 1Technitium 1Dns Server Jun 17, 2026 Nov 21, 2022 N/A· v4 9.8 CRITICAL· v3 N/A· v2 An issue was discovered in Technitium DNS Server through 8.0.2 that allows variant V2 of unintended domain name resolution. A revoked domain name can still be resolvable for a long time, including expired domains and tak...Show more An issue was discovered in Technitium DNS Server through 8.0.2 that allows variant V2 of unintended domain name resolution. A revoked domain name can still be resolvable for a long time, including expired domains and taken-down malicious domains. The effects of an exploit would be widespread and highly impactful, because the exploitation conforms to de facto DNS specifications and operational practices, and overcomes current mitigation patches for "Ghost" domain names.Show less
CVE-2022-30257 1Technitium 1Dns Server Jun 17, 2026 Nov 21, 2022 N/A· v4 9.8 CRITICAL· v3 N/A· v2 An issue was discovered in Technitium DNS Server through 8.0.2 that allows variant V1 of unintended domain name resolution. A revoked domain name can still be resolvable for a long time, including expired domains and tak...Show more An issue was discovered in Technitium DNS Server through 8.0.2 that allows variant V1 of unintended domain name resolution. A revoked domain name can still be resolvable for a long time, including expired domains and taken-down malicious domains. The effects of an exploit would be widespread and highly impactful, because the exploitation conforms to de facto DNS specifications and operational practices, and overcomes current mitigation patches for "Ghost" domain names.Show less
CVE-2021-43105 1Technitium 1Dns Server Jun 17, 2026 Mar 28, 2022 N/A· v4 4.3 MEDIUM· v3 4.0 MEDIUM· v2 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 pois...Show more 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.Show less