Bug 1728524 (CVE-2019-10163)

Summary:	CVE-2019-10163 pdns: denial-of-service via NOTIFY packets
Product:	[Other] Security Response	Reporter:	Dhananjay Arunesh <darunesh>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	ms, ruben, sander
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	pdns 4.1.9, pdns 4.0.8	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-07-12 13:08:50 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1728525, 1728526
Bug Blocks:

Description Dhananjay Arunesh 2019-07-10 06:26:54 UTC

An issue has been found in PowerDNS Authoritative Server 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.

Upstream fix:
https://blog.powerdns.com/2019/06/21/powerdns-authoritative-server-4-0-8-and-4-1-10-released/

Comment 1 Dhananjay Arunesh 2019-07-10 06:27:10 UTC

Created pdns tracking bugs for this issue:

Affects: epel-all [bug 1728526]
Affects: fedora-all [bug 1728525]

Comment 2 Dhananjay Arunesh 2019-07-10 06:27:53 UTC

External References:

https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2019-05.html

Comment 3 Product Security DevOps Team 2019-07-12 13:08:50 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.