medium6.5
CVE-2022-31742
An attacker could have exploited a timing attack by sending a large number of allowCredential entries and detecting the difference between invalid key handles …
Impact
An attacker could have exploited a timing attack by sending a large number of allowCredential entries and detecting the difference between invalid key handles and cross-origin key handles. This could have led to cross-origin account linking in violation of WebAuthn goals. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Mozilla | Firefox | before 101 |
| Mozilla | Firefox Esr | before 91.10 |
| Mozilla | Thunderbird | before 91.10 |
Weakness classification
References
- NVD record
- CVE.org record
- https://bugzilla.mozilla.org/show_bug.cgi?id=1730434
- https://www.mozilla.org/security/advisories/mfsa2022-20/
- https://www.mozilla.org/security/advisories/mfsa2022-21/
- https://www.mozilla.org/security/advisories/mfsa2022-22/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1730434
- https://www.mozilla.org/security/advisories/mfsa2022-20/
- https://www.mozilla.org/security/advisories/mfsa2022-21/
- https://www.mozilla.org/security/advisories/mfsa2022-22/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1730434