UBUNTU-CVE-2023-26437
- Source
- https://ubuntu.com/security/CVE-2023-26437
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-26437.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2023-26437
- Upstream
- Published
- 2023-04-04T15:15:00Z
- Modified
- 2025-07-14T07:15:55.884364Z
- Severity
-
- 3.4 (Low) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L CVSS Calculator
- 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
- Ubuntu - medium
- Summary
- [none]
- Details
-
Denial of service vulnerability in PowerDNS Recursor allows authoritative servers to be marked unavailable.This issue affects Recursor: through 4.6.5, through 4.7.4 , through 4.8.3.
- References
Affected packages
Ubuntu:Pro:16.04:LTS / pdns-recursor
Package
- Name
- pdns-recursor
- Purl
- pkg:deb/ubuntu/pdns-recursor@4.0.0~alpha2-2ubuntu0.1+esm1?arch=source&distro=esm-apps/xenial
Ubuntu:Pro:18.04:LTS / pdns-recursor
Package
- Name
- pdns-recursor
- Purl
- pkg:deb/ubuntu/pdns-recursor@4.1.1-2ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic
Ubuntu:Pro:20.04:LTS / pdns-recursor
Package
- Name
- pdns-recursor
- Purl
- pkg:deb/ubuntu/pdns-recursor@4.2.1-1ubuntu0.1~esm1?arch=source&distro=esm-apps/focal
Ubuntu:22.04:LTS / pdns-recursor
Package
- Name
- pdns-recursor
- Purl
- pkg:deb/ubuntu/pdns-recursor@4.6.0-1ubuntu1?arch=source&distro=jammy
Ubuntu:24.04:LTS / pdns-recursor
Package
- Name
- pdns-recursor
- Purl
- pkg:deb/ubuntu/pdns-recursor@4.9.3-1build3?arch=source&distro=noble