cbcvebase.
CVE-2020-12244
published 2020-05-19

CVE-2020-12244: An issue has been found in PowerDNS Recursor 4.1.0 through 4.3.0 where records in the answer section of a NXDOMAIN response lacking an SOA were not properly…

high7.5CVSS 3.1
AVNACLPRNUINSUCHINAN
An issue has been found in PowerDNS Recursor 4.1.0 through 4.3.0 where records in the answer section of a NXDOMAIN response lacking an SOA were not properly validated in SyncRes::processAnswer, allowing an attacker to bypass DNSSEC validation.

Affected

7 ranges
VendorProductVersion rangeFixed in
debiandebian_linux
debianpdns-recursor< pdns-recursor 4.3.1-1 (bookworm)pdns-recursor 4.3.1-1 (bookworm)
fedoraprojectfedora
fedoraprojectfedora
opensusebackports_sle
opensuseleap
powerdnsrecursor4.1.0 – 4.3.0

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
osv7.5HIGH