Bug 1669151 (CVE-2019-3807)

Summary:	CVE-2019-3807 pdns-recursor: Insufficient validation of DNSSEC signature
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:	ruben, sander
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	pdns-recursor 4.1.9	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-10 10:46:34 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:	1669422, 1669423
Bug Blocks:

Description Dhananjay Arunesh 2019-01-24 13:21:04 UTC

An issue has been found in PowerDNS Recursor 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.

Reference:
https://docs.powerdns.com/recursor/security-advisories/powerdns-advisory-2019-02.html

Comment 1 Dhananjay Arunesh 2019-01-25 08:26:05 UTC

Created pdns-recursor tracking bugs for this issue:

Affects: fedora-all [bug 1669422]

Comment 2 Dhananjay Arunesh 2019-01-25 08:26:30 UTC

Created pdns-recursor tracking bugs for this issue:

Affects: epel-all [bug 1669423]

Comment 3 Product Security DevOps Team 2019-06-10 10:46:34 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.