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CVE-2022-22753

Date: December 22, 2022

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.

Severity Score

Related Resources (8)

https://security.alpinelinux.org/vuln/CVE-2022-22753
https://bugzilla.mozilla.org/show_bug.cgi?id=1732435
https://www.mozilla.org/security/advisories/mfsa2022-06/
https://www.mozilla.org/security/advisories/mfsa2022-05/
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-22753
https://www.mozilla.org/security/advisories/mfsa2022-04/
https://nvd.nist.gov/vuln/detail/CVE-2022-22753
https://www.mend.io/vulnerability-database/CVE-2022-22753

Severity Score

Weakness Type (CWE)

Time-of-check Time-of-use (TOCTOU) Race Condition

CWE-367

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): HIGH
Privileges Required (PR): LOW
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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