PT-2019-16733 · Powerdns+1 · Powerdns Recursor+1

George Thessalonikefs + 1 · Published 2019-01-23 · Updated 2024-06-15 · CVE-2019-3807

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions PowerDNS Recursor versions 4.1.x through 4.1.8

Description An issue has been found 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.

Recommendations For PowerDNS Recursor versions 4.1.x through 4.1.8, update to version 4.1.9 or later to resolve the issue.

Fix

Insufficient Verification of Data Authenticity

Improper Certificate Validation

Weakness Enumeration

CWE-345

CWE-295

Related Identifiers

CVE-2019-3807

MGASA-2019-0051

OPENSUSE-SU-2019:0100-1

OPENSUSE-SU-2019:0107-1

OPENSUSE-SU-2019:0131-1

OPENSUSE-SU-2019_0100-1

OPENSUSE-SU-2024:11157-1

Affected Products

Powerdns Recursor

Suse

References · 40

• https://security-tracker.debian.org/tracker/CVE-2019-3807 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2019:0107-1 · Vendor Advisory
• https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-02.html · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2024:11157-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-3807 · Security Note
• https://osv.dev/vulnerability/MGASA-2019-0051 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2019:0131-1 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2019-3807 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2019-3807 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-3807 · Vendor Advisory
• https://ubuntu.com/security/CVE-2019-3807 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2019-3807 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2019-0051.html · Security Note
• https://lists.opensuse.org/archives/list/[e-mail]/thread/7DZ33GPMM4JD3FOFUQLHTR6HCPLZ34FY · Note
• https://suse.com/security/cve/CVE-2016-2120 · Note