CVE-2019-3871
Published: 21 March 2019
A vulnerability was found in PowerDNS Authoritative Server before 4.0.7 and before 4.1.7. An insufficient validation of data coming from the user when building a HTTP request from a DNS query in the HTTP Connector of the Remote backend, allowing a remote user to cause a denial of service by making the server connect to an invalid endpoint, or possibly information disclosure by making the server connect to an internal endpoint and somehow extracting meaningful information about the response
Priority
Status
| Package | Release | Status |
|---|---|---|
|
pdns Launchpad, Ubuntu, Debian |
bionic |
Needed
|
| cosmic |
Ignored
(reached end-of-life)
|
|
| disco |
Ignored
(reached end-of-life)
|
|
| eoan |
Not vulnerable
(4.1.6-3build1)
|
|
| focal |
Not vulnerable
(4.1.6-3build1)
|
|
| groovy |
Not vulnerable
(4.1.6-3build1)
|
|
| hirsute |
Not vulnerable
(4.1.6-3build1)
|
|
| impish |
Not vulnerable
(4.1.6-3build1)
|
|
| jammy |
Not vulnerable
(4.1.6-3build1)
|
|
| kinetic |
Not vulnerable
(4.1.6-3build1)
|
|
| lunar |
Not vulnerable
(4.1.6-3build1)
|
|
| trusty |
Does not exist
(trusty was needed)
|
|
| upstream |
Released
(4.1.6-2)
|
|
| xenial |
Needed
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | Low |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |