Bug 1965453 (CVE-2016-20011)

Summary:	CVE-2016-20011 libgrss: Does not perform TLS certificate validation
Product:	[Other] Security Response	Reporter:	Pedro Sampaio <psampaio>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	amigadave, igor.raits
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
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Fixed In Version:		Doc Type:	If docs needed, set a value
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Clone Of:		Environment:
Last Closed:	2021-05-27 23:32:45 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1965454
Bug Blocks:

Description Pedro Sampaio 2021-05-27 17:54:39 UTC

libgrss through 0.7.0 fails to perform TLS certificate verification when downloading feeds, allowing remote attackers to manipulate the contents of feeds without detection. This occurs because of the default behavior of SoupSessionSync.

References:

https://bugzilla.gnome.org/show_bug.cgi?id=772647
https://gitlab.gnome.org/GNOME/libgrss/-/issues/4

Comment 1 Pedro Sampaio 2021-05-27 17:55:01 UTC

Created libgrss tracking bugs for this issue:

Affects: fedora-all [bug 1965454]

Comment 2 Product Security DevOps Team 2021-05-27 23:32:45 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.