Bug 1479209 (CVE-2017-7791) - CVE-2017-7791 Mozilla: Spoofing following page navigation with data: protocol and modal alerts (MFSA 2017-19)
Summary: CVE-2017-7791 Mozilla: Spoofing following page navigation with data: protocol...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2017-7791
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: Embargoed1477026
TreeView+ depends on / blocked
 
Reported: 2017-08-08 06:46 UTC by Doran Moppert
Modified: 2021-02-26 00:18 UTC (History)
5 users (show)

Fixed In Version:
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Clone Of:
Environment:
Last Closed: 2017-08-24 07:33:59 UTC

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2017:2456 0 normal SHIPPED_LIVE Critical: firefox security update 2017-08-11 03:20:02 UTC
Red Hat Product Errata RHSA-2017:2534 0 normal SHIPPED_LIVE Important: thunderbird security update 2017-08-24 10:45:27 UTC

Description Doran Moppert 2017-08-08 06:46:06 UTC 
The `data:` protocol can be used to create a modal alert that will render over arbitrary domains following page navigation, allowing for the spoofing of the origin of the iframe content.


External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2017-19/#CVE-2017-7791


Acknowledgements:

Name: the Mozilla project
Upstream: Jose María Acuña
Comment 1 errata-xmlrpc 2017-08-10 23:21:13 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7
  Red Hat Enterprise Linux 6

Via RHSA-2017:2456 https://access.redhat.com/errata/RHSA-2017:2456
Comment 2 errata-xmlrpc 2017-08-24 06:46:31 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6
  Red Hat Enterprise Linux 7

Via RHSA-2017:2534 https://access.redhat.com/errata/RHSA-2017:2534
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