VULNERABILITY INTELLIGENCE

CVE-2019-1172

CVSS score4.3 MEDIUM
EPSS probability3.99%
CISA KEVNot currently listed
Published2019-08-14
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Description

An 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. To 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. The security update addresses the vulnerability by correcting how MSA handles cookies.

Weakness classification

  • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

Primary references