CVE-2022-1802
Published: 23 May 2022
If an attacker was able to corrupt the methods of an Array object in JavaScript via prototype pollution, they could have achieved execution of attacker-controlled JavaScript code in a privileged context. This vulnerability affects Firefox ESR < 91.9.1, Firefox < 100.0.2, Firefox for Android < 100.3.0, and Thunderbird < 91.9.1.
Notes
| Author | Note |
|---|---|
| mdeslaur | starting with Ubuntu 22.04, the firefox package is just a script that installs the Firefox snap |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
firefox Launchpad, Ubuntu, Debian |
bionic |
Released
(100.0.2+build1-0ubuntu0.18.04.1)
|
| focal |
Released
(100.0.2+build1-0ubuntu0.20.04.1)
|
|
| impish |
Released
(100.0.2+build1-0ubuntu0.21.10.1)
|
|
| trusty |
Does not exist
|
|
| upstream |
Released
(100.0.2)
|
|
| xenial |
Ignored
(end of standard support)
|
|
| jammy |
Not vulnerable
(code not present)
|
|
| kinetic |
Not vulnerable
(code not present)
|
|
| lunar |
Not vulnerable
(code not present)
|
|
|
thunderbird Launchpad, Ubuntu, Debian |
bionic |
Released
(1:91.9.1+build1-0ubuntu0.18.04.1)
|
| focal |
Released
(1:91.9.1+build1-0ubuntu0.20.04.1)
|
|
| impish |
Released
(1:91.9.1+build1-0ubuntu0.21.10.1)
|
|
| jammy |
Released
(1:91.9.1+build1-0ubuntu0.22.04.1)
|
|
| lunar |
Not vulnerable
(1:102.3.3+build1-0ubuntu1)
|
|
| trusty |
Does not exist
|
|
| upstream |
Released
(91.9.1)
|
|
| xenial |
Ignored
(end of standard support)
|
|
| kinetic |
Ignored
(end of life, was needed)
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 8.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |