CVE-2023-32214
Published: 19 June 2023
Protocol handlers `ms-cxh` and `ms-cxh-full` could have been leveraged to trigger a denial of service. *Note: This attack only affects Windows. Other operating systems are not affected.* This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.
Notes
| Author | Note |
|---|---|
| tyhicks | mozjs contains a copy of the SpiderMonkey JavaScript engine |
| mdeslaur | starting with Ubuntu 22.04, the firefox package is just a script that installs the Firefox snap windows-specific |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
firefox Launchpad, Ubuntu, Debian |
jammy |
Not vulnerable
(code not present)
|
| kinetic |
Not vulnerable
(code not present)
|
|
| lunar |
Not vulnerable
(code not present)
|
|
| bionic |
Ignored
(end of standard support, was needs-triage)
|
|
| focal |
Not vulnerable
|
|
| trusty |
Ignored
(end of standard support)
|
|
| upstream |
Not vulnerable
(debian: Only affects Firefox on Windows)
|
|
| xenial |
Ignored
(end of standard support)
|
|
|
thunderbird Launchpad, Ubuntu, Debian |
focal |
Not vulnerable
|
| jammy |
Not vulnerable
|
|
| kinetic |
Not vulnerable
|
|
| lunar |
Not vulnerable
|
|
| trusty |
Ignored
(end of standard support)
|
|
| upstream |
Needs triage
|
|
| bionic |
Ignored
(end of standard support, was needed)
|
|
| xenial |
Ignored
(end of standard support)
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |