CVE-2016-2826

Published: 13 June 2016

The maintenance service in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2 on Windows does not prevent MAR extracted-file modification during updater execution, which might allow local users to gain privileges via a Trojan horse file.

Priority

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package	Release	Status
firefox Launchpad, Ubuntu, Debian	precise	Not vulnerable
	trusty	Does not exist (trusty was not-affected)
	upstream	Released (47.0)
	wily	Not vulnerable
	xenial	Not vulnerable

Severity score breakdown

Parameter	Value
Base score	7.8
Attack vector	Local
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

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