CVE-2019-3807
medium
CVSS v3
—
CVSS v2
—
VIR risk
5.5
Description
An issue has been found in PowerDNS Recursor versions 4.1.x before 4.1.9 where records in the answer section of responses received from authoritative servers with the AA flag not set were not properly validated, allowing an attacker to bypass DNSSEC validation.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2019-3807
Vendor advisory: arch — https://security.archlinux.org/ASA-201901-13
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 4.1.9-1 | |
| debian | bookworm | fixed | 4.1.9-1 |
| debian | bullseye | fixed | 4.1.9-1 |
| debian | forky | fixed | 4.1.9-1 |
| debian | sid | fixed | 4.1.9-1 |
| debian | trixie | fixed | 4.1.9-1 |
References
Verify integrity in audit chain (admin only). AS-IS.