CVE-2023-36623 : Security Advisory and Response
Learn about CVE-2023-36623, a security flaw in Loxone Miniserver Go Gen.2 allowing local users to calculate the root password and escalate privileges. Explore impact, technical details, and mitigation steps.
A local user can exploit a vulnerability in Loxone Miniserver Go Gen.2 to calculate the root password and escalate privileges.
Understanding CVE-2023-36623
This CVE highlights a security issue in Loxone Miniserver Go Gen.2 that allows the calculation of the root password using hard-coded secrets and the MAC address.
What is CVE-2023-36623?
The root password of the Loxone Miniserver Go Gen.2 before version 14.2 is derived using hard-coded secrets and the MAC address, enabling a local user to elevate their privileges.
The Impact of CVE-2023-36623
The vulnerability poses a significant security risk as an attacker with local access can calculate the root password, potentially leading to unauthorized system control and data compromise.
Technical Details of CVE-2023-36623
This section delves into the specific technical aspects of the CVE.
Vulnerability Description
The issue lies in how the root password is generated, utilizing predictable information such as hard-coded secrets and the MAC address, making it vulnerable to exploitation by a local user.
Affected Systems and Versions
Loxone Miniserver Go Gen.2 devices before version 14.2 are impacted by this vulnerability, leaving them susceptible to unauthorized privilege escalation.
Exploitation Mechanism
By leveraging the hard-coded secrets and MAC address, a local user can calculate the root password, gaining elevated privileges and potentially compromising the system.
Mitigation and Prevention
Protecting systems against CVE-2023-36623 requires immediate action and long-term security measures.
Immediate Steps to Take
Users should update their Loxone Miniserver Go Gen.2 devices to version 14.2 or newer to mitigate the vulnerability and prevent unauthorized access.
Long-Term Security Practices
Implementing strong password policies, regular security updates, and monitoring for unauthorized access are essential to enhancing overall system security.
Patching and Updates
Vendor-released patches and firmware updates should be promptly applied to ensure the latest security enhancements and address known vulnerabilities.