Elevation of Privilege Vulnerability in .NET Framework by Microsoft
CVE-2019-1142

5.5MEDIUM

Key Information:

Vendor

Microsoft
Status
Microsoft .net Framework 4.5.2
Microsoft .net Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2
Microsoft .net Framework 4.8 On Windows Server 2012
Microsoft .net Framework 4.8 On Windows Server 2012 (server Core Installation)
Vendor
CVE Published:
11 September 2019

What is CVE-2019-1142?

A vulnerability exists in the .NET Framework's common language runtime (CLR) that allows an attacker to create files in arbitrary locations on the file system. This issue can enable an attacker to elevate their privileges and carry out unauthorized tasks that compromise the system's integrity. It's crucial for users of the affected .NET Framework versions to apply the necessary security updates to mitigate this risk effectively.

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Affected Version(s)

Microsoft .NET Framework 3.5 Windows Server 2012

Microsoft .NET Framework 3.5 Windows Server 2012 (Server Core installation)

Microsoft .NET Framework 3.5 Windows 8.1 for 32-bit systems

References

https://portal.msrc.microsoft.com/en-US/security-guidance...
x_refsource_MISC

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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