{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-10T18:32:17.196","vulnerabilities":[{"cve":{"id":"CVE-2022-31742","sourceIdentifier":"security@mozilla.org","published":"2022-12-22T20:15:29.277","lastModified":"2025-04-15T19:15:58.717","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"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."},{"lang":"es","value":"Un atacante podría haber aprovechado un ataque de sincronización enviando una gran cantidad de entradas allowCredential y detectando la diferencia entre identificadores de claves no válidas y identificadores de claves de origen cruzado. Esto podría haber llevado a la vinculación de cuentas entre orígenes en violación de los objetivos de WebAuthn. Esta vulnerabilidad afecta a Thunderbird &lt; 91.10, Firefox &lt; 101 y Firefox ESR &lt; 91.10."}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":3.6},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","baseScore":6.5,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":3.6}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-noinfo"}]},{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","type":"Secondary","description":[{"lang":"en","value":"CWE-203"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*","versionEndExcluding":"101","matchCriteriaId":"CF017812-42B9-4EB1-8F83-8B9712529D2F"},{"vulnerable":true,"criteria":"cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*","versionEndExcluding":"91.10","matchCriteriaId":"4A30F8BF-AE74-4F4D-A80A-F924AA128DE5"},{"vulnerable":true,"criteria":"cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*","versionEndExcluding":"91.10","matchCriteriaId":"4A62DB30-D938-4ADD-BF43-9BBC56A6B8C0"}]}]}],"references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1730434","source":"security@mozilla.org","tags":["Issue Tracking","Permissions Required","Vendor Advisory"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2022-20/","source":"security@mozilla.org","tags":["Vendor Advisory"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2022-21/","source":"security@mozilla.org","tags":["Vendor Advisory"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2022-22/","source":"security@mozilla.org","tags":["Vendor Advisory"]},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1730434","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Permissions Required","Vendor Advisory"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2022-20/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2022-21/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2022-22/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1730434","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["Issue Tracking","Permissions Required","Vendor Advisory"]}]}}]}