CVE-2020-12405
Published: 2 June 2020
When browsing a malicious page, a race condition in our SharedWorkerService could occur and lead to a potentially exploitable crash. This vulnerability affects Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9.
Notes
| Author | Note |
|---|---|
| tyhicks | mozjs contains a copy of the SpiderMonkey JavaScript engine |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
mozjs52 Launchpad, Ubuntu, Debian |
groovy |
Ignored
(end of life)
|
| hirsute |
Does not exist
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| lunar |
Does not exist
|
|
| bionic |
Needs triage
|
|
| eoan |
Ignored
(end of life)
|
|
| focal |
Needs triage
|
|
| impish |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
|
mozjs68 Launchpad, Ubuntu, Debian |
groovy |
Ignored
(end of life)
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| lunar |
Does not exist
|
|
| bionic |
Does not exist
|
|
| eoan |
Does not exist
|
|
| focal |
Needs triage
|
|
| hirsute |
Does not exist
|
|
| impish |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
|
firefox Launchpad, Ubuntu, Debian |
impish |
Released
(77.0.1+build1-0ubuntu1)
|
| focal |
Released
(77.0.1+build1-0ubuntu0.20.04.1)
|
|
| groovy |
Released
(77.0.1+build1-0ubuntu1)
|
|
| jammy |
Released
(77.0.1+build1-0ubuntu1)
|
|
| kinetic |
Released
(77.0.1+build1-0ubuntu1)
|
|
| lunar |
Released
(77.0.1+build1-0ubuntu1)
|
|
| bionic |
Released
(77.0.1+build1-0ubuntu0.18.04.1)
|
|
| eoan |
Released
(77.0.1+build1-0ubuntu0.19.10.1)
|
|
| hirsute |
Released
(77.0.1+build1-0ubuntu1)
|
|
| trusty |
Does not exist
|
|
| upstream |
Released
(77.0)
|
|
| xenial |
Released
(77.0.1+build1-0ubuntu0.16.04.1)
|
|
|
thunderbird Launchpad, Ubuntu, Debian |
impish |
Released
(1:68.9.0+build1-0ubuntu1)
|
| focal |
Released
(1:68.10.0+build1-0ubuntu0.20.04.1)
|
|
| groovy |
Released
(1:68.9.0+build1-0ubuntu1)
|
|
| jammy |
Released
(1:68.9.0+build1-0ubuntu1)
|
|
| kinetic |
Released
(1:68.9.0+build1-0ubuntu1)
|
|
| lunar |
Released
(1:68.9.0+build1-0ubuntu1)
|
|
| bionic |
Released
(1:68.10.0+build1-0ubuntu0.18.04.1)
|
|
| eoan |
Released
(1:68.10.0+build1-0ubuntu0.19.10.1)
|
|
| hirsute |
Released
(1:68.9.0+build1-0ubuntu1)
|
|
| trusty |
Does not exist
|
|
| upstream |
Released
(68.9.0)
|
|
| xenial |
Released
(1:68.10.0+build1-0ubuntu0.16.04.1)
|
|
|
mozjs38 Launchpad, Ubuntu, Debian |
impish |
Does not exist
|
| groovy |
Does not exist
|
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| lunar |
Does not exist
|
|
| bionic |
Needs triage
|
|
| eoan |
Does not exist
|
|
| focal |
Does not exist
|
|
| hirsute |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
|
|
mozjs60 Launchpad, Ubuntu, Debian |
groovy |
Does not exist
|
| jammy |
Does not exist
|
|
| kinetic |
Does not exist
|
|
| lunar |
Does not exist
|
|
| bionic |
Does not exist
|
|
| eoan |
Ignored
(end of life)
|
|
| focal |
Does not exist
|
|
| hirsute |
Does not exist
|
|
| impish |
Does not exist
|
|
| trusty |
Does not exist
|
|
| upstream |
Needs triage
|
|
| xenial |
Does not exist
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.3 |
| Attack vector | Network |
| Attack complexity | High |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12405
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-20/#CVE-2020-12405
- https://www.mozilla.org/en-US/security/advisories/mfsa2020-21/#CVE-2020-12405
- https://ubuntu.com/security/notices/USN-4383-1
- https://ubuntu.com/security/notices/USN-4421-1
- NVD
- Launchpad
- Debian