Azure Active Directory Authentication Library Elevation of Privilege Vulnerability

An elevation of privilege vulnerability exists in Azure Active Directory Authentication Library On-Behalf-Of flow, in the way the library caches tokens. This vulnerability allows an authenticated attacker to perform actions in context of another user. The authenticated attacker can exploit this vulneraiblity by accessing a service configured for On-Behalf-Of flow that assigns incorrect tokens. This security update addresses the vulnerability by removing fallback cache look-up for On-Behalf-Of scenarios.

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Microsoft Azure Active Directory Authentication Library 权限许可和访问控制问题漏洞

Microsoft Azure Active Directory Authentication Library是美国微软（Microsoft）公司的一款身份验证库。该产品允许客户端应用程序对用户进行身份验证。 Microsoft Azure Active Directory Authentication Library中的On-Behalf-Of flow存在权限许可和访问控制问题漏洞。攻击者可利用该漏洞在其他用户的上下文中执行操作。

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