CVE-2022-30256

duende: An issue was discovered in MaraDNS Deadwood through 3.5.0021 that allows variant V1 of unintended domain name resolution

CVE-2022-30256 is fixed in 5 products on 1 platform, first by duende 2.0.13-1.2ubuntu0.1~esm1, released May 9, 2023. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
n/a
Medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0097
62nd percentile

An issue was discovered in MaraDNS Deadwood through 3.5.0021 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.

Where it's fixed

ProductFixed inFixReleased
Linux
duende · Ubuntu 18.04.6 LTS (bionic) 2.0.13-1.2ubuntu0.1~esm1 duende 2.0.13-1.2ubuntu0.1~esm1 May 9, 2023
duende · Ubuntu 20.04 LTS (focal) 2.0.13-1.4+deb11u1build0.20.04.1 duende 2.0.13-1.4+deb11u1build0.20.04.1 May 9, 2023
duende · Ubuntu 22.04.1 LTS (jammy) 2.0.13-1.4+deb11u1build0.22.04.1 duende 2.0.13-1.4+deb11u1build0.22.04.1 May 9, 2023
maradns · Debian 11.6 (bullseye) 2.0.13-1.4+deb11u1 DSA-5441-1 Jun 29, 2023
maradns · Ubuntu 18.04.6 LTS (bionic) 2.0.13-1.2ubuntu0.1~esm1 maradns 2.0.13-1.2ubuntu0.1~esm1 May 9, 2023
maradns · Ubuntu 20.04 LTS (focal) 2.0.13-1.4+deb11u1build0.20.04.1 maradns 2.0.13-1.4+deb11u1build0.20.04.1 May 9, 2023
maradns · Ubuntu 22.04.1 LTS (jammy) 2.0.13-1.4+deb11u1build0.22.04.1 maradns 2.0.13-1.4+deb11u1build0.22.04.1 May 9, 2023
maradns-deadwood · Ubuntu 18.04.6 LTS (bionic) 2.0.13-1.2ubuntu0.1~esm1 maradns-deadwood 2.0.13-1.2ubuntu0.1~esm1 May 9, 2023
maradns-deadwood · Ubuntu 20.04 LTS (focal) 2.0.13-1.4+deb11u1build0.20.04.1 maradns-deadwood 2.0.13-1.4+deb11u1build0.20.04.1 May 9, 2023
maradns-deadwood · Ubuntu 22.04.1 LTS (jammy) 2.0.13-1.4+deb11u1build0.22.04.1 maradns-deadwood 2.0.13-1.4+deb11u1build0.22.04.1 May 9, 2023
maradns-docs · Ubuntu 18.04.6 LTS (bionic) 2.0.13-1.2ubuntu0.1~esm1 maradns-docs 2.0.13-1.2ubuntu0.1~esm1 May 9, 2023
maradns-docs · Ubuntu 20.04 LTS (focal) 2.0.13-1.4+deb11u1build0.20.04.1 maradns-docs 2.0.13-1.4+deb11u1build0.20.04.1 May 9, 2023
maradns-docs · Ubuntu 22.04.1 LTS (jammy) 2.0.13-1.4+deb11u1build0.22.04.1 maradns-docs 2.0.13-1.4+deb11u1build0.22.04.1 May 9, 2023
maradns-zoneserver · Ubuntu 18.04.6 LTS (bionic) 2.0.13-1.2ubuntu0.1~esm1 maradns-zoneserver 2.0.13-1.2ubuntu0.1~esm1 May 9, 2023
maradns-zoneserver · Ubuntu 20.04 LTS (focal) 2.0.13-1.4+deb11u1build0.20.04.1 maradns-zoneserver 2.0.13-1.4+deb11u1build0.20.04.1 May 9, 2023
maradns-zoneserver · Ubuntu 22.04.1 LTS (jammy) 2.0.13-1.4+deb11u1build0.22.04.1 maradns-zoneserver 2.0.13-1.4+deb11u1build0.22.04.1 May 9, 2023

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