CVE-2021-25168 : Security Advisory and Response

This article provides detailed information about CVE-2021-25168, a vulnerability found in the HPE Apollo 70 System's Baseboard Management Controller (BMC) firmware.

Understanding CVE-2021-25168

This section delves into the specifics of the CVE-2021-25168 vulnerability in the HPE Apollo 70 System.

What is CVE-2021-25168?

The Baseboard Management Controller (BMC) firmware in HPE Apollo 70 System prior to version 3.0.14.0 is impacted by a local buffer overflow in the libifc.so webupdatecomponent function.

The Impact of CVE-2021-25168

The vulnerability allows attackers to trigger a buffer overflow condition, potentially leading to unauthorized access, denial of service, or the execution of arbitrary code on affected systems.

Technical Details of CVE-2021-25168

This section provides technical insights into the CVE-2021-25168 vulnerability.

Vulnerability Description

The buffer overflow occurs in the libifc.so webupdatecomponent function within the BMC firmware of HPE Apollo 70 System, allowing attackers to manipulate the buffer and potentially execute malicious code.

Affected Systems and Versions

HPE Apollo 70 Systems running firmware versions prior to 3.0.14.0 are vulnerable to this exploit.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted requests to the affected BMC, triggering the buffer overflow and potentially compromising the system.

Mitigation and Prevention

This section outlines steps to mitigate and prevent the exploitation of CVE-2021-25168.

Immediate Steps to Take

Users are advised to update the BMC firmware of HPE Apollo 70 Systems to version 3.0.14.0 or later to mitigate the vulnerability. Additionally, restricting network access to the BMC interface can help reduce the attack surface.

Long-Term Security Practices

Implementing network segmentation, regularly monitoring for suspicious activities, and staying informed about security updates are essential for long-term security.

Patching and Updates

Regularly check for security advisories from HPE and apply patches promptly to address known vulnerabilities and enhance system security.