CVE-2019-3807

EUVD-2019-13433
An issue has been found in PowerDNS Recursor versions 4.1.x before 4.1.9 where records in the answer section of responses received from authoritative servers with the AA flag not set were not properly validated, allowing an attacker to bypass DNSSEC validation.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
3.7 LOW
NETWORK
HIGH
LOW
CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N
redhatCNA
3.7 LOW
NETWORK
HIGH
LOW
CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Affected Products (NVD)
VendorProductVersion
powerdnsrecursor
4.1.0 ≤
𝑥
≤ 4.1.8
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
4.4.2-3
fixed
jessie
not-affected
sid
5.0.9-1
fixed
stretch
not-affected
trixie
5.0.9-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
pdns-recursor
bionic
needs-triage
cosmic
ignored
disco
not-affected
eoan
not-affected
focal
not-affected
groovy
not-affected
hirsute
not-affected
impish
not-affected
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
dne
xenial
needs-triage
Common Weakness Enumeration
References
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3807
https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-02.html
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3807
https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-02.html