CVE-2016-9075
Published: 17 November 2016
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.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
firefox
Launchpad, Ubuntu, Debian |
precise |
Released
(50.0+build2-0ubuntu0.12.04.2)
|
| trusty |
Released
(50.0+build2-0ubuntu0.14.04.2)
|
|
| upstream |
Released
(50.0)
|
|
| xenial |
Released
(50.0+build2-0ubuntu0.16.04.2)
|
|
| yakkety |
Released
(50.0+build2-0ubuntu0.16.10.2)
|
|
|
thunderbird
Launchpad, Ubuntu, Debian |
precise |
Not vulnerable
|
| trusty |
Does not exist
(trusty was not-affected)
|
|
| upstream |
Not vulnerable
|
|
| xenial |
Not vulnerable
|
|
| yakkety |
Not vulnerable
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 9.8 |
| 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 |