Vulnerability · Published Dec 22, 2022 · Assigned by mozilla
CVE-2022-22756
High 8.8
In plain English
A high-severity code injection in Firefox from Mozilla. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 62% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)8.8High
Exploit odds (30 days)1.0%top 38.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
If a user was convinced to drag and drop an image to their desktop or other folder, the resulting object could have been changed into an executable script which would have run arbitrary code after the user clicked on it. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | firefox | 91.6.0-1.el8_5.alma | ALSA-2022:0510 |
| AlmaLinux:8 | thunderbird | 91.6.0-1.el8_5.alma | ALSA-2022:0535 |
| AlmaLinux:8 | thunderbird | 91.6.0-1.el8_5.alma.plus | ALSA-2022:0535 |
| Alpine:v3.20 | firefox | 97.0-r0 | ALPINE-CVE-2022-22756 |
| Alpine:v3.21 | firefox | 97.0-r0 | ALPINE-CVE-2022-22756 |
| Alpine:v3.22 | firefox | 97.0-r0 | ALPINE-CVE-2022-22756 |
| Alpine:v3.23 | firefox | 97.0-r0 | ALPINE-CVE-2022-22756 |
| Alpine:v3.20 | firefox-esr | 91.6.0-r0 | ALPINE-CVE-2022-22756 |
| Alpine:v3.21 | firefox-esr | 91.6.0-r0 | ALPINE-CVE-2022-22756 |
| Alpine:v3.22 | firefox-esr | 91.6.0-r0 | ALPINE-CVE-2022-22756 |
| Alpine:v3.23 | firefox-esr | 91.6.0-r0 | ALPINE-CVE-2022-22756 |
| Alpine:v3.21 | librewolf | 97.0-r0 | ALPINE-CVE-2022-22756 |
| Alpine:v3.22 | librewolf | 97.0-r0 | ALPINE-CVE-2022-22756 |
| Alpine:v3.23 | librewolf | 97.0-r0 | ALPINE-CVE-2022-22756 |
| Alpine:v3.24 | librewolf | 97.0-r0 | ALPINE-CVE-2022-22756 |
| Alpine:v3.20 | thunderbird | 91.6.0-r0 | ALPINE-CVE-2022-22756 |
| Alpine:v3.21 | thunderbird | 91.6.0-r0 | ALPINE-CVE-2022-22756 |
| Alpine:v3.22 | thunderbird | 91.6.0-r0 | ALPINE-CVE-2022-22756 |
| Alpine:v3.23 | thunderbird | 91.6.0-r0 | ALPINE-CVE-2022-22756 |
| Debian:12 | firefox-esr | 91.6.0esr-1 | DEBIAN-CVE-2022-22756 |
| Debian:13 | firefox-esr | 91.6.0esr-1 | DEBIAN-CVE-2022-22756 |
| Debian:14 | firefox-esr | 91.6.0esr-1 | DEBIAN-CVE-2022-22756 |
| Debian:12 | thunderbird | 1:91.6.0-1 | DEBIAN-CVE-2022-22756 |
| Debian:13 | thunderbird | 1:91.6.0-1 | DEBIAN-CVE-2022-22756 |
| Debian:14 | thunderbird | 1:91.6.0-1 | DEBIAN-CVE-2022-22756 |
| Rocky Linux:8 | firefox | 0:91.6.0-1.el8_5 | RLSA-2022:0510 |
| Rocky Linux:8 | thunderbird | 0:91.6.0-1.el8_5 | RLSA-2022:0535 |
| Ubuntu:22.04:LTS | firefox | 97.0+build2-0ubuntu1 | UBUNTU-CVE-2022-22756 |
| Ubuntu:22.04:LTS | mozjs78 | no fix listed | UBUNTU-CVE-2022-22756 |
| Ubuntu:22.04:LTS | thunderbird | 1:91.6.1+build1-0ubuntu1 | UBUNTU-CVE-2022-22756 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | unspecified – before 97 |
| Mozilla | Thunderbird | unspecified – before 91.6 |
| Mozilla | Firefox ESR | unspecified – before 91.6 |
Weakness: CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H