CVE-2016-2826
Publication date 13 June 2016
Last updated 25 August 2025
Ubuntu priority
Description
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.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| firefox | 16.04 LTS xenial |
Not affected
|
| 14.04 LTS trusty | Not in release | |
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
7.8 · High
|
| 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 |