Vulnerability CVE-2019-10163
Published: 2019-07-30   Modified: 2019-07-31

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.

Type:

CWE-400

 (Uncontrolled Resource Consumption ('Resource Exhaustion'))

CVSS2 => (AV:N/AC:L/Au:S/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4/10
2.9/10
8/10
Exploit range
Attack complexity
Authentication
Remote
Low
Single time
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Powerdns -> Authoritative 

 References:
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
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