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.

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-3040-1 firefox-esr security update
Debian DLA Debian DLA DLA-3041-1 thunderbird security update
Debian DSA Debian DSA DSA-5156-1 firefox-esr security update
Debian DSA Debian DSA DSA-5158-1 thunderbird security update
EUVD EUVD EUVD-2022-53140 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.
Ubuntu USN Ubuntu USN USN-5475-1 Firefox vulnerabilities
Ubuntu USN Ubuntu USN USN-5512-1 Thunderbird vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Tue, 15 Apr 2025 19:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-203
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published:

Updated: 2025-04-15T18:36:35.842Z

Reserved: 2022-05-26T00:00:00.000Z

Link: CVE-2022-31742

cve-icon Vulnrichment

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

cve-icon NVD

Status : Modified

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

Modified: 2025-04-15T19:15:58.717

Link: CVE-2022-31742

cve-icon Redhat

Severity : Moderate

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

Links: CVE-2022-31742 - Bugzilla

cve-icon OpenCVE Enrichment

No data.