Bug 1730983 (CVE-2019-11720)

Summary:	CVE-2019-11720 Mozilla: Character encoding XSS vulnerability
Product:	[Other] Security Response	Reporter:	Doran Moppert <dmoppert>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	jhorak, security-response-team, stransky
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	firefox 68	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-07-18 21:06:49 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:	1730979

Description Doran Moppert 2019-07-18 06:00:48 UTC

Some unicode characters are incorrectly treated as whitespace during the parsing of web content instead of triggering parsing errors. This allows malicious code to then be processed, evading cross-site scripting (XSS) filtering. 



External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2019-21/#CVE-2019-11720

Comment 1 Doran Moppert 2019-07-18 06:00:50 UTC

Acknowledgments:

Name: the Mozilla project
Upstream: Rakesh Mane

Comment 2 Product Security DevOps Team 2019-07-18 21:06:49 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2019-11720