CVE-2019-3807 Common Vulnerabilities and Exposures

Upstream information

CVE-2019-3807 at MITRE

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.

SUSE information

Overall state of this security issue: Does not affect SUSE products

CVSS v2 Scores
CVSS detail	National Vulnerability Database
Base Score	6.4
Vector	AV:N/AC:L/Au:N/C:P/I:P/A:N
Access Vector	Network
Access Complexity	Low
Authentication	None
Confidentiality Impact	Partial
Integrity Impact	Partial
Availability Impact	None

CVSS v3 Scores
CVSS detail	National Vulnerability Database
Base Score	9.8
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality Impact	High
Integrity Impact	High
Availability Impact	High
CVSSv3 Version	3

SUSE Bugzilla entry: 1121889 [RESOLVED / FIXED]

SUSE Security Advisories:

openSUSE-SU-2019:0100-1, published Fri Dec 8 15:49:00 2023
openSUSE-SU-2019:0107-1, published Fri Dec 8 15:49:00 2023
openSUSE-SU-2019:0131-1, published Fri Dec 8 15:48:41 2023

List of released packages

Product(s)	Fixed package version(s)	References
SUSE Package Hub 12 SP1	`pdns-recursor >= 4.1.10-16.1`	Patchnames: openSUSE-2019-131
SUSE Package Hub 15	`pdns-recursor >= 4.1.2-bp150.2.6.1`	Patchnames: openSUSE-2019-107
openSUSE Leap 15.0	`pdns-recursor >= 4.1.2-lp150.2.6.1`	Patchnames: openSUSE-2019-100
openSUSE Tumbleweed	`pdns-recursor >= 4.5.5-1.3`	Patchnames: openSUSE-Tumbleweed-2024-11157

Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s)	Source package	State
Products past their end of life and not receiving proactive updates anymore.
SUSE Package Hub 12 SP1	pdns-recursor	Released
SUSE Package Hub 15	pdns-recursor	Released

SUSE Timeline for this CVE

CVE page created: Tue Jan 15 20:31:44 2019
CVE page last modified: Thu Dec 11 16:07:08 2025