Bug 1730983 (CVE-2019-11720) - CVE-2019-11720 Mozilla: Character encoding XSS vulnerability
Summary: CVE-2019-11720 Mozilla: Character encoding XSS vulnerability
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2019-11720
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 1730979
TreeView+ depends on / blocked
 
Reported: 2019-07-18 06:00 UTC by Doran Moppert
Modified: 2019-09-29 15:17 UTC (History)
3 users (show)

Fixed In Version: firefox 68
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Clone Of:
Environment:
Last Closed: 2019-07-18 21:06:49 UTC


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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


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