Bug 1872539 (CVE-2020-12424)

Summary: CVE-2020-12424 Mozilla: WebRTC permission prompt could have been bypassed by a compromised content process
Product: [Other] Security Response Reporter: Doran Moppert <dmoppert>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED WONTFIX QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: gotiwari, jgrulich, jhorak, mvyas, stransky, tpopela
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: firefox 78, thunderbird 78 Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2020-08-26 07:17:44 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: 1870416, 1870417, 1870418, 1873379    
Bug Blocks: 1870411    

Description Doran Moppert 2020-08-26 02:59:41 UTC 
When constructing a permission prompt for WebRTC, a URI was supplied from the content process. This URI was untrusted, and could have been the URI of an origin that was previously granted permission; bypassing the prompt.



External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2020-24/#CVE-2020-12424
Comment 1 Doran Moppert 2020-08-26 02:59:45 UTC 
Acknowledgments:

Name: the Mozilla project
Upstream: Paul Theriault
Comment 2 Product Security DevOps Team 2020-08-26 07:17:44 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-2020-12424
Comment 3 errata-xmlrpc 2020-08-26 08:31:38 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions

Via RHSA-2020:3555 https://access.redhat.com/errata/RHSA-2020:3555
Comment 4 errata-xmlrpc 2020-08-26 08:46:37 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2020:3557 https://access.redhat.com/errata/RHSA-2020:3557
Comment 5 errata-xmlrpc 2020-08-26 10:09:43 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.1 Extended Update Support

Via RHSA-2020:3559 https://access.redhat.com/errata/RHSA-2020:3559
Comment 7 errata-xmlrpc 2020-09-30 06:35:26 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2020:4080 https://access.redhat.com/errata/RHSA-2020:4080