CVE-2022-45455 : What You Need to Know

Acronis Cyber Protect Home Office, Acronis Agent, and Acronis Cyber Protect 15 for Windows are affected by a local privilege escalation vulnerability due to incomplete uninstallation cleanup.

Understanding CVE-2022-45455

Local privilege escalation can allow attackers to gain elevated privileges on the system, potentially leading to further malicious activities.

What is CVE-2022-45455?

The vulnerability in the specified Acronis products enables an attacker with local access to escalate their privileges on the affected Windows systems.

The Impact of CVE-2022-45455

If successfully exploited, this vulnerability could allow unauthorized individuals to gain elevated privileges, compromising the security and integrity of the system and potentially leading to further exploitation.

Technical Details of CVE-2022-45455

The security flaw arises from incomplete cleanup during the uninstallation process, leaving remnants that can be leveraged for privilege escalation.

Vulnerability Description

Acronis Cyber Protect Home Office, Acronis Agent, and Acronis Cyber Protect 15 (for Windows) versions before the specified builds are susceptible to local privilege escalation attacks.

Affected Systems and Versions

Acronis Cyber Protect Home Office (Windows) before build 40107
Acronis Agent (Windows) before build 30025
Acronis Cyber Protect 15 (Windows) before build 30984

Exploitation Mechanism

Attackers with local access to the vulnerable systems can exploit the incomplete uninstallation artifacts to escalate their privileges, potentially gaining control over the system.

Mitigation and Prevention

It is crucial to take immediate steps to secure the affected systems and implement long-term security practices to mitigate the risk of such vulnerabilities.

Immediate Steps to Take

Ensure that the Acronis products are updated to the latest recommended builds to eliminate the vulnerability. Additionally, monitor system logs for any suspicious activities indicating privilege escalation attempts.

Long-Term Security Practices

Practice the principle of least privilege, conduct regular security audits, and educate users on security best practices to prevent unauthorized access and privilege escalation attacks.

Patching and Updates

Regularly check for security updates and patches provided by Acronis to address known vulnerabilities and enhance the overall security posture of the systems.