CVE-2023-41743 : Security Advisory and Response
Discover the details of CVE-2023-41743, a local privilege escalation vulnerability in Acronis products. Learn about the impact, affected systems, and mitigation steps to secure your systems.
A local privilege escalation vulnerability has been identified in Acronis products, potentially allowing attackers to elevate their privileges. This article provides insights into CVE-2023-41743, its impact, technical details, and mitigation steps.
Understanding CVE-2023-41743
This section delves into the specifics of CVE-2023-41743, outlining the vulnerability's nature and consequences.
What is CVE-2023-41743?
The vulnerability involves local privilege escalation due to insecure driver communication port permissions in Acronis products. Affected versions include Acronis Cyber Protect Home Office, Acronis Agent, and Acronis Cyber Protect 15 on Windows platforms.
The Impact of CVE-2023-41743
The impact of this vulnerability is rated as HIGH, with a CVSS base score of 8.8. Attackers with local access could exploit this flaw to elevate their privileges, potentially leading to further system compromise.
Technical Details of CVE-2023-41743
This section provides detailed technical insights into the vulnerability.
Vulnerability Description
The vulnerability arises from insecure driver communication port permissions, allowing for local privilege escalation.
Affected Systems and Versions
Acronis Cyber Protect Home Office (Windows) before build 40278, Acronis Agent (Windows) before build 31637, and Acronis Cyber Protect 15 (Windows) before build 35979 are vulnerable to this exploit.
Exploitation Mechanism
Attackers can exploit this vulnerability by leveraging insufficient driver communication port permissions to escalate their privileges on the affected systems.
Mitigation and Prevention
Learn how to safeguard your systems against CVE-2023-41743 with the following mitigation steps.
Immediate Steps to Take
It is crucial to apply security patches promptly, monitor system activity for any signs of exploitation, and restrict access to vulnerable systems.
Long-Term Security Practices
Implementing security best practices such as regular security audits, enforcing the principle of least privilege, and keeping software up to date can help mitigate similar vulnerabilities in the long run.
Patching and Updates
Ensure that all Acronis products are updated to the latest builds to address the vulnerability and enhance system security.