CVE-2018-14626
PowerDNS Authoritative Server 4.1.0 up to 4.1.4 inclusive and PowerDNS Recursor 4.0.0 up to 4.1.4 inclusive are vulnerable to a packet cache pollution via crafted query that can lead to denial of service.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.72%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
PowerDNS Authoritative Server 4.1.0 up to 4.1.4 inclusive and PowerDNS Recursor 4.0.0 up to 4.1.4 inclusive are vulnerable to a packet cache pollution via crafted query that can lead to denial of service.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 2.72% probability · 86th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-400
- Affected
- powerdns/authoritative · powerdns/recursor
- Source
- secalert@redhat.com
EPSS 2.7% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14626Issue Tracking, Third Party Advisory
- https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2018-05.htmlVendor Advisory
- https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2018-06.htmlVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14626Issue Tracking, Third Party Advisory
- https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2018-05.htmlVendor Advisory
- https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2018-06.htmlVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.