CVEvulnerability

CVE-2019-3807

9.8 CRITICAL Published 2019-01-29 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2019-01-29
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
3.7 LOW — CVSS:3.0/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N
CVSS 3.0 ([email protected])
9.8 CRITICAL — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
6.4 MEDIUM — AV:N/AC:L/Au:N/C:P/I:P/A:N
Weaknesses
CWE-295, CWE-345

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.

Affected configurations

• powerdns recursor (>= 4.1.0 <= 4.1.8)

Related

Weakness · CWE (2)

  • CWE-295 Improper Certificate Validation weakness
  • CWE-345 Insufficient Verification of Data Authenticity weakness

References