CVE-2019-3806

8.1 highEPSS 1.5%

High (8.1) in powerdns recursor. EPSS 1.5% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

8.1 high

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.5% chance of exploitation in the next 30 days; higher than 73% of CVEs (scores of 2026-10-31)
CWE: CWE-358
Published: 2019-01-29
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

powerdns:recursor

References

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3806
https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-01.html
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3806
https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-01.html

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