Bug 1821968 (CVE-2020-6827)

Summary:	CVE-2020-6827 Mozilla: Custom Tabs in Firefox for Android could have the URI spoofed
Product:	[Other] Security Response	Reporter:	msiddiqu
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	jhorak, security-response-team, stransky
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	firefox 68.7	Doc Type:	If docs needed, set a value
Doc Text:	The Mozilla Foundation Security Advisory describes this flaw as: When following a link that opened an intent://-schemed URL, causing a custom tab to be opened, Firefox for Android could be tricked into displaying the incorrect URI.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-04-08 02:39:04 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:
Bug Blocks:	1820209

Description msiddiqu 2020-04-07 23:57:52 UTC

When following a link that opened an intent://-schemed URL, causing a custom tab to be opened, Firefox for Android could be tricked into displaying the incorrect URI. 

 *Note: This issue only affects Firefox for Android. Other operating systems are unaffected.*



External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2020-13/#CVE-2020-6827

Comment 1 msiddiqu 2020-04-07 23:57:55 UTC

Acknowledgments:

Name: the Mozilla project
Upstream: Juho Nurminen (Mattermost)

Comment 2 msiddiqu 2020-04-08 00:20:09 UTC

Statement:

This issue only affects Firefox for Android. Other operating systems are unaffected.