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[email protected]CVE-2022-33993

HistoryAug 15, 2022 - 12:15 p.m.

CVE-2022-33993

2022-08-1512:15:19

[email protected]

web.nvd.nist.gov

cve-2022-33993

dnrd

domain name relay daemon

cache poisoning

security vulnerability

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

5.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

35.3%

JSON

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 configurations

NVD

Node

domain_name_relay_daemon_projectdomain_name_relay_daemonMatch2.20.3

CPENameOperatorVersion
domain_name_relay_daemon_project:domain_name_relay_daemondomain name relay daemon project domain name relay daemoneq2.20.3

CPE	Name	Operator	Version
domain_name_relay_daemon_project:domain_name_relay_daemon	domain name relay daemon project domain name relay daemon	eq	2.20.3

References

dnrd.sourceforge.net/

www.openwall.com/lists/oss-security/2022/08/14/1

www.usenix.org/conference/usenixsecurity21/presentation/jeitner

www.usenix.org/conference/usenixsecurity22/presentation/jeitner

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

5.2 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

35.3%

JSON

Related for CVE-2022-33993

nvd1 prion1 cvelist1