CVE-2019-10163 Information

Description

A Vulnerability has been found in PowerDNS Authoritative Server before versions 4.1.9 4.0.8 allowing a remote authorized master server to cause a high CPU load or even prevent any further updates to any slave zone by sending a large number of NOTIFY messages. Note that only servers configured as slaves are affected by this issue.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Reference

http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00036.html http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00054.html https://blog.powerdns.com/2019/06/21/powerdns-authoritative-server-4-0-8-and-4-1-10-released/ https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10163 https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2019-05.html

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

LOW

Base Severity

4.3