CVE-2018-6631 Denial of service in n/a

High 7.8 Published 5 Feb 2018 Updated 16 Sep 2024

Local users can cause a Blue Screen of Death in Micropoint proactive defense software due to improper input validation in the driver.

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-2018-6631?

CVE-2018-6631 is a high-severity denial of service vulnerability in n/a, published on 5 Feb 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In Micropoint proactive defense software 2.0.20266.0146, the driver file (mp110009.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x80000170.

Weakness: CWE-20

Which versions are affected by CVE-2018-6631?

It affects 1 product.

Products include Micropoint Proactive Defense.

How do I fix CVE-2018-6631?

No fix has been published for CVE-2018-6631 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2018-6631 being exploited?

There is no known exploitation of CVE-2018-6631 in the wild and no public exploit code.

Sources

Also known as GHSA-q664-rgx8-w6wh.