CVE-2023-26437

EUVD-2023-30257
Denial of service vulnerability in PowerDNS Recursor allows authoritative servers to be marked unavailable.This issue affects Recursor: through 4.6.5, through 4.7.4 , through 4.8.3.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
3.4 LOW
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L
OXCNA
3.4 LOW
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:N/I:N/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Affected Products (NVD)
VendorProductVersion
powerdnsrecursor
𝑥
< 4.6.6
powerdnsrecursor
4.7.0 ≤
𝑥
< 4.7.5
powerdnsrecursor
4.8.0 ≤
𝑥
< 4.8.4
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
pdns-recursor
bookworm
4.8.8-1
fixed
bookworm (security)
4.8.8-1
fixed
bullseye
vulnerable
buster
no-dsa
sid
5.1.3-1
fixed
trixie
5.1.3-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
pdns-recursor
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needs-triage
oracular
needs-triage
trusty
ignored
xenial
needs-triage