Microsoft Defender Elevation of Privilege Vulnerability

An elevation of privilege vulnerability exists when the MpSigStub.exe for Defender allows file deletion in arbitrary locations. To exploit the vulnerability, an attacker would first have to log on to the system. An attacker could then run a specially crafted command that could exploit the vulnerability and delete protected files on an affected system once MpSigStub.exe ran again. The update addresses the vulnerability and blocks the arbitrary deletion.

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多款Microsoft产品权限许可和访问控制问题漏洞

Microsoft Forefront Endpoint Protection等都是美国微软（Microsoft）公司的产品。Microsoft Forefront Endpoint Protection是一套端点安全防护软件。Microsoft Security Essentials是一套免费的杀毒软件。Microsoft Windows Defender是一套Windows系统附带的防病毒软件。 多款Microsoft产品中存在权限许可和访问控制问题漏洞，该漏洞源于用于Defender的MpSigSt

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