CVE-2021-44198 : Security Advisory and Response

Acronis Cyber Protect 15 on Windows is affected by a DLL hijacking vulnerability that could result in local privilege escalation.

Understanding CVE-2021-44198

This CVE details a security issue in Acronis Cyber Protect 15, potentially allowing attackers to escalate privileges locally.

What is CVE-2021-44198?

DLL hijacking in Acronis Cyber Protect 15 (Windows) before build 28035 could lead to local privilege escalation, posing a security risk to users' systems.

The Impact of CVE-2021-44198

The vulnerability could allow malicious actors to elevate their privileges on the affected system, potentially leading to unauthorized access or control.

Technical Details of CVE-2021-44198

This section delves into specific technical aspects of the vulnerability.

Vulnerability Description

Type: DLL hijacking
Target: Acronis Cyber Protect 15 (Windows) before build 28035
Risk: Local privilege escalation

Affected Systems and Versions

Product: Acronis Cyber Protect 15
Platform: Windows
Version: Before build 28035 (unspecified)

Exploitation Mechanism

Attackers could exploit DLL hijacking to load malicious code and execute arbitrary commands, potentially gaining elevated privileges.

Mitigation and Prevention

Steps to address and prevent exploitation of the vulnerability.

Immediate Steps to Take

Update Acronis Cyber Protect 15 to build 28035 or higher.
Monitor system activity for any signs of unauthorized access.
Implement the principle of least privilege to limit access rights.

Long-Term Security Practices

Regularly apply security patches and updates.
Conduct security audits and penetration testing to identify vulnerabilities.

Patching and Updates

Acronis advises users to update to build 28035 or above to mitigate the DLL hijacking vulnerability.