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CVE-2018-12369

Publication date 27 June 2018

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

9.8 · Critical

Score breakdown

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

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)

Other references