National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2019-3807 Detail

Current 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.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 9.8 CRITICAL
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Nist CVSS score does not match with CNA score
CNA:  Red Hat, Inc.
Base Score: 3.7 LOW
Vector:  CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3807 Issue Tracking Third Party Advisory
https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-02.html Vendor Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-295 Improper Certificate Validation NIST  
CWE-345 Insufficient Verification of Data Authenticity Red Hat, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:powerdns:recursor:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
4.1.0
Up to (including)
4.1.8


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2019-3807
NVD Published Date:
01/29/2019
NVD Last Modified:
10/09/2019