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information disclosure vulnerability exists in Azure Active Directory (AAD) Microsoft Account (MSA) during the login request session. An attacker who successfully exploited the vulnerability could take over a user's account.\nTo exploit the vulnerability, an attacker would have to trick a user into browsing to a specially crafted website, allowing the attacker to steal the user's token.\nThe security update addresses the vulnerability by correcting how MSA handles cookies."},{"lang":"es","value":"Existe una vulnerabilidad de divulgación de información en Microsoft Account (MSA) de Azure Active Directory (AAD), durante la sesión de una petición de inicio de sesión, también se conoce como \"Windows Information Disclosure Vulnerability\"."}],"id":"CVE-2019-1172","lastModified":"2026-06-17T02:27:59.970","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"MEDIUM","accessVector":"NETWORK","authentication":"NONE","availabilityImpact":"NONE","baseScore":4.3,"confidentialityImpact":"PARTIAL","integrityImpact":"NONE","vectorString":"AV:N/AC:M/Au:N/C:P/I:N/A:N","version":"2.0"},"exploitabilityScore":8.6,"impactScore":2.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":true}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","version":"3.1"},"exploitabilityScore":2.8,"impactScore":1.4,"source":"secure@microsoft.com","type":"Secondary"}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"id":"CVE-2019-1172","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","timestamp":"2024-06-18T20:38:26.307862Z","version":"2.0.3"}}]},"published":"2019-08-14T21:15:16.143","references":[{"source":"secure@microsoft.com","tags":["Patch","Vendor Advisory"],"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1172"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"],"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1172"}],"sourceIdentifier":"secure@microsoft.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-200"}],"source":"nvd@nist.gov","type":"Primary"}]}