CVE-2016-9075

Publication date 17 November 2016

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

An issue where WebExtensions can use the mozAddonManager API to elevate privilege due to privileged pages being allowed in the permissions list. This allows a malicious extension to then install additional extensions without explicit user permission. This vulnerability affects Firefox < 50.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
firefox	16.10 yakkety	Fixed 50.0+build2-0ubuntu0.16.10.2
	16.04 LTS xenial	Fixed 50.0+build2-0ubuntu0.16.04.2
	14.04 LTS trusty	Fixed 50.0+build2-0ubuntu0.14.04.2
	12.04 LTS precise	Fixed 50.0+build2-0ubuntu0.12.04.2
thunderbird	16.10 yakkety	Not affected
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not affected

Severity score breakdown

Parameter	Value
Base score	9.8 · Critical
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)