Bypass Vulnerability Discovered in Secure Boot Security Feature
CVE-2023-24932

6.7MEDIUM

Key Information:

Vendor: Microsoft
Status: Windows Server 2025 (server Core Installation); Windows 11 Version 24h2; Windows Server 2025; Windows 10 Version 1809
Vendor: CVE Published:; 9 May 2023

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What is CVE-2023-24932?

CVE-2023-24932 is a vulnerability that affects Microsoft’s Secure Boot feature, which is designed to protect the boot process of devices by ensuring that only trusted software is loaded during system startup. The vulnerability enables attackers to bypass this security mechanism, potentially allowing unauthorized code to run during the boot process. This could lead to significant risks for organizations, as compromised boot sequences can facilitate various types of attacks, including the installation of rootkits, unauthorized access to sensitive data, and the ability to disable security features altogether. The intricate nature of Secure Boot’s operations makes this vulnerability particularly concerning, as it undermines the foundational security controls that protect devices from boot-time threats.

Potential impact of CVE-2023-24932

Unauthorized Code Execution: The ability to bypass Secure Boot could allow malicious actors to execute arbitrary code during the system startup, leading to the installation of malware or rootkits that compromise the integrity of the operating system and data.
Increased Risk of Data Breaches: With unauthorized access achieved through this vulnerability, sensitive data stored on the affected systems could be exposed or manipulated, increasing the potential for data breaches that can result in significant financial and reputational damage to organizations.
Erosion of Security Posture: Exploiting CVE-2023-24932 could enable attackers to evade traditional security measures, making it difficult to detect and respond to incursions, thus weakening the overall security posture of the organization and potentially allowing for lateral movement within the network.

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