CVE-2021-45975 : What You Need to Know

A vulnerability in ListCheck.exe in Acer Care Center 4.x before 4.00.3038 could allow a local attacker to execute arbitrary code with local administrator privileges.

Understanding CVE-2021-45975

ListCheck.exe in Acer Care Center 4.x is susceptible to a DLL hijacking attack due to improper handling of directory search paths at run time.

What is CVE-2021-45975?

The vulnerability in Acer Care Center allows a local attacker to perform a DLL hijacking attack by placing a malicious DLL file on the system, which gets executed when the vulnerable application launches.

The Impact of CVE-2021-45975

Successful exploitation of this vulnerability enables the attacker to run arbitrary code on the system with local administrator privileges.

Technical Details of CVE-2021-45975

ListCheck.exe in Acer Care Center 4.x presents the following technical details:

Vulnerability Description

Vulnerability in the loading mechanism of Windows DLLs
Incorrect handling of directory search paths at run time

Affected Systems and Versions

Product: Acer Care Center 4.x
Version: Before 4.00.3038

Exploitation Mechanism

Attacker places a malicious DLL file on the system
File executes on application launch

Mitigation and Prevention

Implement the following measures to mitigate the CVE-2021-45975 vulnerability:

Immediate Steps to Take

Update Acer Care Center to version 4.00.3038 or higher
Be cautious of DLL files placed on the system
Monitor application launches for suspicious activity

Long-Term Security Practices

Implement file integrity monitoring
Conduct regular security assessments

Patching and Updates

Apply patches and updates promptly to ensure system security