Upstream information

CVE-2023-26437 at MITRE

Description

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.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v3 Scores
CVSS detail CNA (Open-Xchange) National Vulnerability Database
Base Score 3.4 5.3
Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector Network Network
Attack Complexity High Low
Privileges Required None None
User Interaction Required None
Scope Changed Unchanged
Confidentiality Impact None None
Integrity Impact None None
Availability Impact Low Low
CVSSv3 Version 3.1 3.1
SUSE Bugzilla entry: 1209897 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Package Hub 15 SP4
  • pdns-recursor >= 4.6.6-bp154.2.6.1
 Patchnames:
openSUSE-2023-101
SUSE Package Hub 15 SP5
  • pdns-recursor >= 4.8.6-bp155.2.3.1
 Patchnames:
openSUSE-2024-48
openSUSE Leap 15.4
  • pdns-recursor >= 4.6.6-bp154.2.6.1
 Patchnames:
openSUSE-2023-101
openSUSE Leap 15.5
  • pdns-recursor >= 4.8.6-bp155.2.3.1
 Patchnames:
openSUSE-2024-48
openSUSE Tumbleweed
  • pdns-recursor >= 4.8.4-1.1
 Patchnames:
openSUSE-Tumbleweed-2024-12838

SUSE Timeline for this CVE

CVE page created: Wed Mar 29 13:58:18 2023
CVE page last modified: Sat Nov 1 23:48:31 2025