Vulnerability Description
A Time-of-Check Time-of-Use bug existed in the Maintenance (Updater) Service that could be abused to grant Users write access to an arbitrary directory. This could have been used to escalate to SYSTEM access.<br>*This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 97, Thunderbird < 91.6, and Firefox ESR < 91.6.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 97.0 |
| Mozilla | Firefox Esr | < 91.6 |
| Mozilla | Thunderbird | < 91.6 |
| Microsoft | Windows | - |
Related Weaknesses (CWE)
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1732435ExploitIssue TrackingVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-04/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-05/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-06/Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=1732435ExploitIssue TrackingVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-04/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-05/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2022-06/Vendor Advisory
FAQ
What is CVE-2022-22753?
CVE-2022-22753 is a vulnerability with a CVSS score of 7.1 (HIGH). A Time-of-Check Time-of-Use bug existed in the Maintenance (Updater) Service that could be abused to grant Users write access to an arbitrary directory. This could have been used to escalate to SYSTEM...
How severe is CVE-2022-22753?
CVE-2022-22753 has been rated HIGH with a CVSS base score of 7.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-22753?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Mozilla Firefox Esr, Mozilla Thunderbird, Microsoft Windows.