CVE-2020-12244
High
Description
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.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Powerdns Recursor
PublishedMay 19, 2020
First seenMay 19, 2020
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| powerdns recursor | 4.1.0 ≤ v ≤ 4.3.0 | — |
| fedoraproject fedora | 31, 32 | — |
| debian debian_linux | 10.0 | — |
| opensuse backports_sle | 15.0 | — |
| opensuse leap | 15.1 | — |
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