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Ubuntu: (Multiple Advisories) (CVE-2017-7815): Firefox regression

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Ubuntu: (Multiple Advisories) (CVE-2017-7815): Firefox regression

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:P/A:N)
Published
09/28/2017
Created
07/25/2018
Added
10/03/2017
Modified
08/17/2018

Description

On pages containing an iframe, the "data:" protocol can be used to create a modal dialog through Javascript that will have an arbitrary domains as the dialog's location, spoofing of the origin of the modal dialog from the user view. Note: This attack only affects installations with e10 multiprocess turned off. Installations with e10s turned on do not support the modal dialog functionality. This vulnerability affects Firefox < 56.

Solution(s)

  • ubuntu-upgrade-firefox

References

  • USN-3435-1
  • USN-3435-2
  • 101057
  • 1039465
  • CVE-2017-7815

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