4.3
CVSSv2

CVE-2022-27227

Published: 25/03/2022 Updated: 07/11/2023
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 383
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Vulnerability Summary

In PowerDNS Authoritative Server prior to 4.4.3, 4.5.x prior to 4.5.4, and 4.6.x prior to 4.6.1 and PowerDNS Recursor prior to 4.4.8, 4.5.x prior to 4.5.8, and 4.6.x prior to 4.6.1, insufficient validation of an IXFR end condition causes incomplete zone transfers to be handled as successful transfers.

Vulnerability Trend

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powerdns recursor

powerdns authoritative server

fedoraproject fedora 34

fedoraproject fedora 35

fedoraproject fedora 36

Vendor Advisories

A denial of service issue has been found in PowerDNS Authoritative Server and PowerDNS Recursor before 461 IXFR usually exchanges only the modifications between two versions of a zone, but sometimes needs to fall back to a full transfer of the current version When IXFR falls back to a full zone transfer, an attacker in position of man-in-the-mi ...