CVE-2022-33993
MEDIUM
5.3
CVSS Score
Published: August 15, 2022 at 11:45 AM UTC
Updated: June 17, 2026 at 04:49 AM UTC
1 product affected across 1 vendorDomain Name Relay Daemon
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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.9%
Description
Misinterpretation of special domain name characters in DNRD (aka Domain Name Relay Daemon) 2.20.3 leads to cache poisoning because domain names and their associated IP addresses are cached in their misinterpreted form.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (4)
x_refsource_MISCMailing ListThird Party Advisory
Source: [email protected]
https://www.openwall.com/lists/oss-security/2022/08/14/1x_refsource_MISCThird Party Advisory
Source: [email protected]
https://www.usenix.org/conference/usenixsecurity21/presentation/jeitnerx_refsource_MISCThird Party Advisory
Source: [email protected]
https://www.usenix.org/conference/usenixsecurity22/presentation/jeitnerCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- LOW
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
NVD-CWE-noinfo
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