Security Feature Bypass in Microsoft .NET Framework



Published: 2018-05-08
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-1039
CWE-ID CWE-264
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Microsoft .NET Framework
Server applications / Frameworks for developing and running applications

Vendor Microsoft

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Security Feature Bypass

EUVDB-ID: #VU12466

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2018-1039

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local user to bypass certain security restrictions.

The vulnerability exists due to an error in .Net Framework when processing COM objects. A local user can circumvent a User Mode Code Integrity (UMCI) policy on the machine and bypass Device Guard with a specially crafted application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Microsoft .NET Framework: 2.0 - 4.7.1


CPE2.3 External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-1039

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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