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    CVE-2022-48256

    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.

    Published:Jan 13, 2023
    Last Modified:Apr 7, 2025
    EPS:Jan 13, 2023
    EPSS Score:0.00069
    CVSS Score:7.5

    Affected Products

    Vendor
    Technitium
    Product
    Dns Server

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2026-36478 (CVSS 7.5) — An issue in Technitium DNS Server v.14.3 and before allows a remote attacker to cause a denial of service via …
    CVE-2026-45557 (CVSS 6.9) — Technitium DNS Server aggressively tries to fetch missing RRSIG records or mismatched DNSKEY records. An attac…
    CVE-2025-50334 (CVSS 7.5) — An issue in Technitium DNS Server v.13.5 allows a remote attacker to cause a denial of service via the rate-li…
    CVE-2024-56089 (CVSS 7.5) — An issue in Technitium through v13.2.2 enables attackers to conduct a DNS cache poisoning attack and inject fa…
    CVE-2023-28451 (CVSS 7.5) — An issue was discovered in Technitium 11.0.2. There is a vulnerability (called BadDNS) in DNS resolving softwa…
    CVE-2023-49203 (CVSS 7.5) — Technitium 11.5.3 allows remote attackers to cause a denial of service (bandwidth amplification) because the D…
    CVE-2023-28455 (CVSS 7.5) — An issue was discovered in Technitium through 11.0.2. The forwarding mode enables attackers to create a query …
    CVE-2023-28456 (CVSS 7.5) — An issue was discovered in Technitium through 11.0.2. It enables attackers to launch amplification attacks (3 …
    CVE-2023-28457 (CVSS 7.5) — An issue was discovered in Technitium through 11.0.3. It enables attackers to conduct a DNS cache poisoning at…
    CVE-2024-33655 (CVSS 7.5) — The DNS protocol in RFC 1035 and updates allows remote attackers to cause a denial of service (resource consum…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High