Patch Repository

.NET Framework 3.5 Patch Details
Patch Name Windows8.1-kb4095515-x86.msu
Patch Description KB4099639 - Description of the Security Only update for .NET Framework 3.5 SP1 for Windows 8.1 (KB4095515)
Bulletin Id MS18-MAY8
Bulletin Title Security Update for .NET Framework (KB4095875)
Severity Important
Location Path Windows8.1-kb4095515-x86.msu
Bulletin Summary A security feature bypass vulnerability exists in .Net Framework which could allow an attacker to bypass Device Guard. An attacker who successfully exploited this vulnerability could circumvent a User Mode Code Integrity (UMCI) policy on the machine. To exploit the vulnerability, an attacker would first have to access the local machine, and then run a malicious program. The update addresses the vulnerability by correcting how .Net Framework instantiates COM objects.
Superceding Bulletin Id None
Patch Release Date May 8, 2018

Affected Product Information

Product Name Service Pack Name
.NET Framework 3.5.NET Framework 3.5 SP1
Update 1 for Windows 8.1 and Server 2012 R2Windows 8.1 Update 1

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