Vulnerability 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.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Powerdns | Recursor | >= 4.1.0, <= 4.1.8 |
Related Weaknesses (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3807Issue TrackingThird Party Advisory
- https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-02Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3807Issue TrackingThird Party Advisory
- https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-02Vendor Advisory
FAQ
What is CVE-2019-3807?
CVE-2019-3807 is a vulnerability with a CVSS score of 3.7 (LOW). 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...
How severe is CVE-2019-3807?
CVE-2019-3807 has been rated LOW with a CVSS base score of 3.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-3807?
Check the references section above for vendor advisories and patch information. Affected products include: Powerdns Recursor.