CVE-2020-0861 Explained : Impact and Mitigation

This CVE-2020-0861 article provides insights into an information disclosure vulnerability affecting various Windows versions.

Understanding CVE-2020-0861

An information disclosure vulnerability related to the Windows Network Driver Interface Specification (NDIS) has been identified and can be exploited when the system improperly handles memory.

What is CVE-2020-0861?

This vulnerability in the NDIS could be exploited by an attacker who has gained execution on the victim system.

The Impact of CVE-2020-0861

The impact is related to the exposure of sensitive information due to the mishandling of memory within the Windows NDIS, posing a risk to system security.

Technical Details of CVE-2020-0861

The technical details of this CVE involve the following aspects:

Vulnerability Description

The vulnerability arises from the improper memory handling within the Windows Network Driver Interface Specification (NDIS).

Affected Systems and Versions

The following Windows products and versions are affected:

Windows 10 Versions 1803, 1809, 1709, and more
Windows Server 2019, 2016, 2012 R2, and others

Exploitation Mechanism

To exploit this vulnerability, the attacker must first achieve execution on the target system, using it to trigger the NDIS vulnerability.

Mitigation and Prevention

It is crucial to take immediate steps and implement long-term practices to mitigate the risk posed by CVE-2020-0861.

Immediate Steps to Take

Apply security updates provided by Microsoft promptly.
Employ network segmentation and segregation to limit exposure.
Ensure proper system hardening measures are in place.

Long-Term Security Practices

Regular security training for personnel to enhance awareness.
Implement robust access control and authentication mechanisms.
Conduct periodic security assessments to identify vulnerabilities timely.

Patching and Updates

Keep systems up-to-date with the latest patches and security updates from Microsoft to address this vulnerability.