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Ubuntu: (Multiple Advisories) (CVE-2017-5386): Firefox regression

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Ubuntu: (Multiple Advisories) (CVE-2017-5386): Firefox regression

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
01/24/2017
Created
07/25/2018
Added
01/28/2017
Modified
03/02/2020

Description

WebExtension scripts can use the "data:" protocol to affect pages loaded by other web extensions using this protocol, leading to potential data disclosure or privilege escalation in affected extensions. This vulnerability affects Firefox ESR < 45.7 and Firefox < 51.

Solution(s)

  • ubuntu-upgrade-firefox

References

  • USN-3175-1
  • USN-3175-2
  • DLA-800-1
  • DSA-3771
  • CVE-2017-5386

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