CVE-2022-48256

EUVD-2022-50965
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.
Infinite Loop
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA-ADPADP
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 60%
Affected Products (NVD)
VendorProductVersion
technitiumdns_server
𝑥
< 10.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/TechnitiumSoftware/DnsServer/blob/master/CHANGELOG.md#version-100
https://github.com/TechnitiumSoftware/DnsServer/blob/master/CHANGELOG.md#version-100