Vulnerability Description
A race condition with requestPointerLock() and setTimeout() could have resulted in a user interacting with one tab when they believed they were on a separate tab. In conjunction with certain elements (such as <input type="file">) this could have led to an attack where a user was confused about the origin of the webpage and potentially disclosed information they did not intend to. This vulnerability affects Firefox < 88.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 88.0 |
Related Weaknesses (CWE)
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1694698Issue TrackingPermissions RequiredVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2021-16/Release NotesVendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1694698Issue TrackingPermissions RequiredVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2021-16/Release NotesVendor Advisory
FAQ
What is CVE-2021-24000?
CVE-2021-24000 is a vulnerability with a CVSS score of 3.1 (LOW). A race condition with requestPointerLock() and setTimeout() could have resulted in a user interacting with one tab when they believed they were on a separate tab. In conjunction with certain elements ...
How severe is CVE-2021-24000?
CVE-2021-24000 has been rated LOW with a CVSS base score of 3.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-24000?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox.