Vulnerability · Published Dec 22, 2022 · Assigned by mozilla
CVE-2022-22746
Medium 5.9
In plain English
A medium-severity race condition in Firefox from Mozilla. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 50% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.9Medium
Exploit odds (30 days)0.6%top 49.9% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
A race condition could have allowed bypassing the fullscreen notification which could have lead to a fullscreen window spoof being unnoticed.<br>*This bug only affects Firefox for Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | firefox | 97.0-r0 | ALPINE-CVE-2022-22746 |
| Alpine:v3.21 | firefox | 97.0-r0 | ALPINE-CVE-2022-22746 |
| Alpine:v3.22 | firefox | 97.0-r0 | ALPINE-CVE-2022-22746 |
| Alpine:v3.23 | firefox | 97.0-r0 | ALPINE-CVE-2022-22746 |
| Alpine:v3.20 | firefox-esr | 91.5.0-r0 | ALPINE-CVE-2022-22746 |
| Alpine:v3.21 | firefox-esr | 91.5.0-r0 | ALPINE-CVE-2022-22746 |
| Alpine:v3.22 | firefox-esr | 91.5.0-r0 | ALPINE-CVE-2022-22746 |
| Alpine:v3.23 | firefox-esr | 91.5.0-r0 | ALPINE-CVE-2022-22746 |
| Alpine:v3.21 | librewolf | 97.0-r0 | ALPINE-CVE-2022-22746 |
| Alpine:v3.22 | librewolf | 97.0-r0 | ALPINE-CVE-2022-22746 |
| Alpine:v3.23 | librewolf | 97.0-r0 | ALPINE-CVE-2022-22746 |
| Alpine:v3.24 | librewolf | 97.0-r0 | ALPINE-CVE-2022-22746 |
| Alpine:v3.20 | thunderbird | 91.5.0-r0 | ALPINE-CVE-2022-22746 |
| Alpine:v3.21 | thunderbird | 91.5.0-r0 | ALPINE-CVE-2022-22746 |
| Alpine:v3.22 | thunderbird | 91.5.0-r0 | ALPINE-CVE-2022-22746 |
| Alpine:v3.23 | thunderbird | 91.5.0-r0 | ALPINE-CVE-2022-22746 |
| Ubuntu:22.04:LTS | mozjs78 | no fix listed | UBUNTU-CVE-2022-22746 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox ESR | unspecified – before 91.5 |
| Mozilla | Firefox | unspecified – before 96 |
| Mozilla | Thunderbird | unspecified – before 91.5 |
Weakness: CWE-362 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N