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CVE-2023-30738 : Security Advisory and Response

Learn about CVE-2023-30738, an UEFI Firmware vulnerability in Samsung Galaxy Book, Galaxy Book Pro, Pro 360, and Odyssey allowing local attackers to execute SMM memory corruption.

A vulnerability has been identified in Samsung Mobile devices, specifically in the UEFI Firmware of Galaxy Book, Galaxy Book Pro, Galaxy Book Pro 360, and Galaxy Book Odyssey models. This vulnerability allows a local attacker to execute SMM memory corruption.

Understanding CVE-2023-30738

This section will delve into the specifics of CVE-2023-30738, its impact, technical details, and mitigation strategies.

What is CVE-2023-30738?

The CVE-2023-30738 vulnerability involves improper input validation in the UEFI Firmware of certain Samsung Mobile devices, enabling a local attacker to carry out SMM memory corruption.

The Impact of CVE-2023-30738

The impact of CVE-2023-30738 is significant as it permits a local attacker to execute SMM memory corruption, potentially leading to unauthorized access or control of the affected systems.

Technical Details of CVE-2023-30738

Let's explore the technical aspects of CVE-2023-30738, including the vulnerability description, affected systems and versions, and the exploitation mechanism.

Vulnerability Description

An improper input validation in UEFI Firmware prior to the Oct-2023 release allows a local attacker to execute SMM memory corruption in Samsung Galaxy Book, Galaxy Book Pro, Galaxy Book Pro 360, and Galaxy Book Odyssey.

Affected Systems and Versions

The affected systems include the mentioned Samsung Mobile devices running firmware versions prior to the Oct-2023 release.

Exploitation Mechanism

The vulnerability can be exploited by a local attacker to trigger SMM memory corruption, potentially leading to unauthorized actions on the affected devices.

Mitigation and Prevention

Discover the steps required to mitigate and prevent the exploitation of CVE-2023-30738 on Samsung Mobile devices.

Immediate Steps to Take

Immediate actions include installing security patches, monitoring system activity, and restricting access to vulnerable devices.

Long-Term Security Practices

Long-term security measures involve regular firmware updates, security training for users, and implementing access control policies.

Patching and Updates

Regularly check for firmware updates released by Samsung Mobile and apply them promptly to ensure the security of the devices.

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