CVE-2021-23883: Null Pointer Dereference vulnerability in McAfee Endpoint Security (ENS)
First published: Wed Feb 10 2021(Updated: )
A Null Pointer Dereference vulnerability in McAfee Endpoint Security (ENS) for Windows prior to 10.7.0 February 2021 Update allows a local administrator to cause Windows to crash via a specific system call which is not handled correctly. This varies by machine and had partial protection prior to this update.
Credit: psirt@mcafee.com trellixpsirt@trellix.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Mcafee Endpoint Security | <10.7.0 |
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Frequently Asked Questions
What is CVE-2021-23883?
CVE-2021-23883 is a Null Pointer Dereference vulnerability in McAfee Endpoint Security (ENS) for Windows prior to 10.7.0 February 2021 Update.
How does CVE-2021-23883 affect McAfee Endpoint Security?
CVE-2021-23883 allows a local administrator to cause Windows to crash via a specific system call which is not handled correctly.
What is the severity level of CVE-2021-23883?
CVE-2021-23883 has a severity level of medium (4.4).
Which version of McAfee Endpoint Security is affected by CVE-2021-23883?
McAfee Endpoint Security versions prior to 10.7.0 February 2021 Update are affected by CVE-2021-23883.
How can I fix CVE-2021-23883?
To fix CVE-2021-23883, update your McAfee Endpoint Security software to version 10.7.0 February 2021 Update or later.
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