CVE-2026-33608

EUVD-2026-24945
An attacker can send a notify request that causes a new secondary domain to be added to the bind backend, but causes said backend to update its configuration to an invalid one, leading to the backend no longer able to run on the next restart, requiring manual operation to fix it.
Code Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.4 HIGH
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 31.37%
Affected Products (NVD)
VendorProductVersion
powerdnsauthoritative
4.9.0 ≤
𝑥
< 4.9.14
powerdnsauthoritative
5.0.0 ≤
𝑥
< 5.0.4
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
pdns
bookworm
vulnerable
forky
5.1.4-1
fixed
sid
5.1.4-1
fixed
trixie
4.9.16-0+deb13u1
fixed
trixie (security)
4.9.17-0+deb13u1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
pdns
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
questing
ignored
resolute
needs-triage
xenial
needs-triage