CVE-2019-3806
8.1
HIGH
CVSS 3.1
EPSS 0.06%
Description
An issue has been found in PowerDNS Recursor versions after 4.1.3 before 4.1.9 where Lua hooks are not properly applied to queries received over TCP in some specific combination of settings, possibly bypassing security policies enforced using Lua.
How to fix CVE-2019-3806
To remediate CVE-2019-3806, upgrade the affected package to a fixed version below.
- Debian/pdns-recursor—upgrade to 4.1.9-1 or later
Is CVE-2019-3806 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 4.1.9-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.1 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |