Vulnerability in Powerdns Authoritative Server
CVE-2022-27227
In PowerDNS Authoritative Server before 4.4.3, 4.5.x before 4.5.4, and 4.6.x before 4.6.1 and PowerDNS Recursor before 4.4.8, 4.5.x before 4.5.8, and 4.6.x before 4.6.1, insufficient validation of an IXFR end condition causes incomplete zone transfers to be handled as successful transfers.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.050 (91.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 91.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.050 · newest: 0.050 · change: -0.000
Affected products
- Powerdns Authoritative Server
- Powerdns Recursor
- Fedoraproject Fedora — versions 34, 35, 36
References
- docs.powerdns.com/recursor/security-advisories/index.html (Vendor Advisory)
- doc.powerdns.com/authoritative/security-advisories/index.html (Vendor Advisory)
- docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2022-01.html (Vendor Advisory)
- doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2022-01.ht… (Vendor Advisory)
- www.openwall.com/lists/oss-security/2022/03/25/1 (mailing-list, Patch, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2022-27227?
- CVE-2022-27227 is a high-severity vulnerability in Powerdns Authoritative Server. CVSS score: 7.5/10. Published 2022-03-25.
- How severe is CVE-2022-27227?
- High severity. CVSS v3 base score is 7.5 out of 10.