Unrated severityNVD Advisory· Published Apr 4, 2023· Updated Feb 13, 2025
Deterred spoofing attempts can lead to authoritative servers being marked unavailable
CVE-2023-26437
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
7- osv-coords5 versionspkg:rpm/opensuse/pdns-recursor&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/pdns-recursor&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/pdns-recursor&distro=openSUSE%20Tumbleweedpkg:rpm/suse/pdns-recursor&distro=SUSE%20Package%20Hub%2015%20SP4pkg:rpm/suse/pdns-recursor&distro=SUSE%20Package%20Hub%2015%20SP5
< 4.6.6-bp154.2.6.1+ 4 more
- (no CPE)range: < 4.6.6-bp154.2.6.1
- (no CPE)range: < 4.8.6-bp155.2.3.1
- (no CPE)range: < 4.8.4-1.1
- (no CPE)range: < 4.6.6-bp154.2.6.1
- (no CPE)range: < 4.8.6-bp155.2.3.1
Patches
Vulnerability mechanics
References
3- docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2023-02.htmlmitre
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CN7VMRYKZHG2UDUAK326LXD3JY7NO3LR/mitre
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IHPD6SIQOG7245GXFQHPUEI4AZ6Y3KD6/mitre
News mentions
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