CVE-2018-1039 Security feature bypass in Microsoft .NET Framework

High 7.8 Published Updated

An attacker can bypass Device Guard security features in Microsoft .NET Framework, undermining application control protections.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2018-1039?

CVE-2018-1039 is a high-severity vulnerability in Microsoft .Net Framework, published on 9 May 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A security feature bypass vulnerability exists in .Net Framework which could allow an attacker to bypass Device Guard, aka ".NET Framework Device Guard Security Feature Bypass Vulnerability." This affects Microsoft .NET Framework 4.7.1, Microsoft .NET Framework 4.6, Microsoft .NET Framework 3.5, Microsoft .NET Framework 4.7/4.7.1, Microsoft .NET Framework 3.0, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6.2/4.7/4.7.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1, Microsoft .NET Framework 2.0, Microsoft .NET Framework 4.6/4.6.1/4.6.2.

Which versions are affected by CVE-2018-1039?

It affects 1 product.

Products include Microsoft .Net Framework.

How do I fix CVE-2018-1039?

No fix has been published for CVE-2018-1039 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-1039 being exploited?

There is no known exploitation of CVE-2018-1039 in the wild and no public exploit code.

All Microsoft .Net Framework vulnerabilities

Sources

Also known as GHSA-hpwc-q62m-hq9q.

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