{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-15T03:33:12.904","vulnerabilities":[{"cve":{"id":"CVE-2020-15646","sourceIdentifier":"security@mozilla.org","published":"2020-10-08T14:15:12.483","lastModified":"2024-11-21T05:05:56.237","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"If an attacker intercepts Thunderbird's initial attempt to perform automatic account setup using the Microsoft Exchange autodiscovery mechanism, and the attacker sends a crafted response, then Thunderbird sends username and password over https to a server controlled by the attacker. This vulnerability affects Thunderbird < 68.10.0."},{"lang":"es","value":"Si un atacante intercepta el intento inicial de Thunderbird de llevar a cabo los ajustes automáticos de la cuenta mediante el mecanismo de detección automática de Microsoft Exchange, y el atacante envía una respuesta diseñada, entonces Thunderbird envía el nombre de usuario y contraseña por medio de https hacia un servidor controlado por el atacante.&#xa0;Esta vulnerabilidad afecta a Thunderbird versiones anteriores a 68.10.0"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":2.2,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:P/I:N/A:N","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"PARTIAL","integrityImpact":"NONE","availabilityImpact":"NONE"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-noinfo"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*","versionEndExcluding":"68.10.0","matchCriteriaId":"A57C62F6-E2C3-4CDD-8518-EF2DB3DCD4DA"}]}]}],"references":[{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1606610","source":"security@mozilla.org","tags":["Issue Tracking","Permissions Required","Vendor Advisory"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2020-26/","source":"security@mozilla.org","tags":["Vendor Advisory"]},{"url":"https://bugzilla.mozilla.org/show_bug.cgi?id=1606610","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Issue Tracking","Permissions Required","Vendor Advisory"]},{"url":"https://www.mozilla.org/security/advisories/mfsa2020-26/","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}]}}]}