CVE-2018-12369

Publication date 27 June 2018

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

WebExtensions bundled with embedded experiments were not correctly checked for proper authorization. This allowed a malicious WebExtension to gain full browser permissions. This vulnerability affects Firefox ESR < 60.1 and Firefox < 61.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
firefox	18.04 LTS bionic	Fixed 61.0+build3-0ubuntu0.18.04.1
	17.10 artful	Fixed 61.0+build3-0ubuntu0.17.10.1
	16.04 LTS xenial	Fixed 61.0+build3-0ubuntu0.16.04.2
	14.04 LTS trusty	Fixed 61.0+build3-0ubuntu0.14.04.2

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)