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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2022-12-22T00:00:00

Updated: 2024-08-03T07:26:01.017Z

Reserved: 2022-05-26T00:00:00

Link: CVE-2022-31742

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2022-12-22T20:15:29.277

Modified: 2023-01-04T16:17:15.583

Link: CVE-2022-31742

cve-icon Redhat

Severity : Moderate

Publid Date: 2022-05-31T00:00:00Z

Links: CVE-2022-31742 - Bugzilla