CVE-2019-3806
Published: 29 January 2019
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.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
pdns-recursor Launchpad, Ubuntu, Debian |
bionic |
Needs triage
|
| cosmic |
Ignored
(end of life)
|
|
| disco |
Not vulnerable
(4.1.9-1)
|
|
| eoan |
Not vulnerable
(4.1.9-1)
|
|
| focal |
Not vulnerable
(4.1.9-1)
|
|
| groovy |
Not vulnerable
(4.1.9-1)
|
|
| hirsute |
Not vulnerable
(4.1.9-1)
|
|
| impish |
Not vulnerable
(4.1.9-1)
|
|
| jammy |
Not vulnerable
(4.1.9-1)
|
|
| kinetic |
Not vulnerable
(4.1.9-1)
|
|
| lunar |
Not vulnerable
(4.1.9-1)
|
|
| mantic |
Not vulnerable
(4.1.9-1)
|
|
| trusty |
Does not exist
(trusty was needs-triage)
|
|
| upstream |
Released
(4.1.9-1)
|
|
| xenial |
Needs triage
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.1 |
| Attack vector | Network |
| Attack complexity | High |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |