CVE-2020-0857 : Vulnerability Insights and Analysis

An elevation of privilege vulnerability exists in the way that the Windows Search Indexer handles objects in memory, known as 'Windows Search Indexer Elevation of Privilege Vulnerability'.

Understanding CVE-2020-0857

What is CVE-2020-0857?

This CVE refers to an elevation of privilege vulnerability found in the Windows Search Indexer, affecting various Windows and Windows Server versions.

The Impact of CVE-2020-0857

This vulnerability could allow an attacker to elevate privileges on the targeted system, potentially leading to unauthorized access and control.

Technical Details of CVE-2020-0857

Vulnerability Description

The vulnerability lies in how the Windows Search Indexer manages objects in memory, enabling malicious actors to exploit it for privilege escalation.

Affected Systems and Versions

Windows 8.1 and RT 8.1 for 32-bit and x64-based systems
Various versions of Windows 10 including 1607, 1709, 1803, 1809
Different editions of Windows Server: 2012, 2012 R2, 2016, 2019

Exploitation Mechanism

The vulnerability can be exploited by manipulating the Windows Search Indexer, leading to unauthorized elevation of privileges.

Mitigation and Prevention

Immediate Steps to Take

Apply security updates and patches from Microsoft promptly
Monitor network traffic for signs of exploitation
Implement the principle of least privilege to restrict user capabilities

Long-Term Security Practices

Regularly update and maintain system and software security configurations
Educate users on recognizing and reporting suspicious activity

Patching and Updates

Regularly check for and apply updates and patches released by Microsoft to address the CVE-2020-0857 vulnerability.