CVE-2016-7074
5.9
MEDIUM
CVSS 3.1
EPSS 0.00%
Description
An issue has been found in PowerDNS before 3.4.11 and 4.0.2, and PowerDNS recursor before 4.0.4, allowing an attacker in position of man-in-the-middle to alter the content of an AXFR because of insufficient validation of TSIG signatures. A missing check that the TSIG record is the last one, leading to the possibility of parsing records that are not covered by the TSIG signature.
How to fix CVE-2016-7074
To remediate CVE-2016-7074, upgrade the affected package to a fixed version below.
- —upgrade to 4.0.2-1 or later
- —upgrade to 4.0.4-1 or later
Is CVE-2016-7074 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 4.0.2-1
- from 0, < 4.0.4-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N |