CVE-2023-22617

A remote attacker might be able to cause infinite recursion in PowerDNS Recursor 4.8.0 via a DNS query that retrieves DS records for a misconfigured domain…

High · published January 21, 2023

CVSS v3.1
7.5
EPSS
7%
Percentile
94.4
In the wild
Unconfirmed
What it is

A remote attacker might be able to cause infinite recursion in PowerDNS Recursor 4.8.0 via a DNS query that retrieves DS records for a misconfigured domain, because QName minimization is used in QM fallback mode. This is fixed in 4.8.1.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.07323 · 94.4th percentile
Published
2023-01-21T00:00Z
EPSS history
Timeline
  • 21 JAN 00:00Z
    A remote attacker might be able to cause infinite recursion in PowerDNS Recursor 4.8.0 via a DNS query that retrieves DS records for a misconfigured domain…
    cvelistv5