CVE-2019-3871
Description
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
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2019-3871
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2019-3871.html
Vendor advisory: arch — https://security.archlinux.org/ASA-201903-13
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 4.1.7-1 | |
| sles | affected | | |
| debian | bookworm | fixed | 4.1.6-2 |
| debian | bullseye | fixed | 4.1.6-2 |
| debian | forky | fixed | 4.1.6-2 |
| debian | sid | fixed | 4.1.6-2 |
| debian | trixie | fixed | 4.1.6-2 |
References
Verify integrity in audit chain (admin only). AS-IS.