CVE-2017-0100 Privilege escalation in Windows HelpPane

High 7.8 Published Updated

Local attackers can gain elevated privileges via a crafted application exploiting a DCOM object in Windows HelpPane.

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-2017-0100?

CVE-2017-0100 is a high-severity vulnerability in Microsoft Windows 10, published on 17 Mar 2017. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A DCOM object in Helppane.exe in Microsoft Windows 7 SP1; Windows Server 2008 R2; Windows 8.1; Windows Server 2012 Gold and R2; Windows RT 8.1; Windows 10 Gold, 1511, and 1607; and Windows Server 2016 allows local users to gain privileges via a crafted application, aka "Windows HelpPane Elevation of Privilege Vulnerability."

Weakness: CWE-287

Which versions are affected by CVE-2017-0100?

It affects 7 products.

Products include Microsoft Windows 10, Microsoft Windows 7, Microsoft Windows 8.1, Microsoft Windows Rt 8.1, Microsoft Windows Server 2008, Microsoft Windows Server 2012 and 1 more.

How do I fix CVE-2017-0100?

No fix has been published for CVE-2017-0100 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-0100 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2017-0100 exists.

Public exploit code: 1 Exploit-DB entry and 1 proofs of concept on GitHub.

All Microsoft Windows 10 vulnerabilities

Sources

Also known as GHSA-gq83-88jr-4jw7.

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