CVE-2023-28064 : Exploit Details and Defense Strategies

This CVE-2023-28064 article provides detailed information about a specific vulnerability in Dell BIOS that has been identified and published by Dell.

Understanding CVE-2023-28064

This section aims to give a clear understanding of the vulnerability and its potential impact on affected systems.

What is CVE-2023-28064?

CVE-2023-28064 is a vulnerability found in Dell BIOS. It is classified as an Out-of-bounds Write vulnerability. This vulnerability could be exploited by an unauthenticated physical attacker, potentially leading to denial of service for the affected system.

The Impact of CVE-2023-28064

The impact of this vulnerability is considered low severity, with a CVSS base score of 3.5. The attack complexity is rated as LOW, and the attack vector is physical. While the confidentiality, integrity, and privileges required impacts are rated as LOW, the availability impact is NONE. This vulnerability does not require user interaction and has a scope of UNCHANGED.

Technical Details of CVE-2023-28064

In this section, we will delve into the technical aspects of the CVE-2023-28064 vulnerability, including its description, affected systems and versions, and exploitation mechanism.

Vulnerability Description

The vulnerability present in Dell BIOS allows for an Out-of-bounds Write scenario. It creates an opportunity for an unauthenticated physical attacker to potentially disrupt the service of the affected system.

Affected Systems and Versions

The affected product is "CPG BIOS" by Dell, and all versions of this product are vulnerable to the Out-of-bounds Write vulnerability described in CVE-2023-28064.

Exploitation Mechanism

The exploitation of this vulnerability is physical, meaning that an attacker would need physical access to the system to carry out an attack. No user interaction or special privileges are required to exploit this vulnerability.

Mitigation and Prevention

To protect systems from the risks associated with CVE-2023-28064, immediate steps should be taken, along with implementing long-term security practices and applying necessary patches and updates.

Immediate Steps to Take

Users are advised to monitor updates from Dell regarding security patches for the BIOS vulnerability. Implement physical security measures to prevent unauthorized access to the affected systems.

Long-Term Security Practices

Establish robust security protocols, including regular system updates and patches, security audits, and employee training to enhance overall cybersecurity posture and resilience against potential threats.

Patching and Updates

Ensure that the affected systems receive the latest security updates released by Dell to address the Out-of-bounds Write vulnerability and mitigate the risks associated with potential exploitation. Regularly check for firmware updates and apply them promptly to ensure system security.