CVE-2021-29213 : Security Advisory and Response

A potential local bypass of security restrictions vulnerability has been identified in HPE ProLiant DL20 Gen10, HPE ProLiant ML30 Gen10, and HPE ProLiant MicroServer Gen10 Plus server's system ROMs prior to version 2.52. This vulnerability could be locally exploited to cause disclosure of sensitive information, denial of service (DoS), and compromise system integrity.

Understanding CVE-2021-29213

This section provides an overview of the CVE-2021-29213 vulnerability affecting HPE ProLiant servers.

What is CVE-2021-29213?

CVE-2021-29213 is a local bypass of security restrictions vulnerability found in the system ROMs of HPE ProLiant DL20 Gen10, HPE ProLiant ML30 Gen10, and HPE ProLiant MicroServer Gen10 Plus servers prior to version 2.52. The exploitation of this vulnerability can lead to the disclosure of sensitive information, denial of service (DoS) attacks, and potential compromise of system integrity.

The Impact of CVE-2021-29213

The impact of CVE-2021-29213 includes the risk of unauthorized access to sensitive data, disruption of services through DoS attacks, and the possibility of system integrity being compromised. Organizations using the affected HPE ProLiant servers should take immediate action to address this vulnerability.

Technical Details of CVE-2021-29213

In this section, we delve into the technical aspects of CVE-2021-29213 to better understand the nature of the vulnerability.

Vulnerability Description

The vulnerability involves a local bypass of security restrictions within the system ROMs of the affected HPE ProLiant servers, allowing an attacker to exploit this weakness locally.

Affected Systems and Versions

HPE ProLiant DL20 Gen10, HPE ProLiant ML30 Gen10, and HPE ProLiant MicroServer Gen10 Plus servers are affected by this vulnerability when running system ROM versions prior to 2.52.

Exploitation Mechanism

Attackers may exploit CVE-2021-29213 locally to gain unauthorized access to sensitive data, launch DoS attacks, or compromise the integrity of the server system.

Mitigation and Prevention

This section outlines the steps organizations can take to mitigate and prevent exploitation of CVE-2021-29213.

Immediate Steps to Take

Organizations should promptly update the system ROM of the affected HPE ProLiant servers to version 2.52 or higher to address this vulnerability. Additionally, access controls should be reviewed to limit exposure.

Long-Term Security Practices

Implementing robust security measures, conducting regular security assessments, and staying informed about potential vulnerabilities are essential for maintaining a secure IT environment.

Patching and Updates

Regularly monitoring for security updates from HPE and promptly applying patches to address known vulnerabilities is crucial for maintaining system security.