CVE-2021-25142 : Vulnerability Insights and Analysis
Learn about CVE-2021-25142, a buffer overflow vulnerability in the Baseboard Management Controller firmware of HPE Apollo 70 System. Find out the impact, affected versions, and mitigation steps.
A buffer overflow vulnerability was discovered in the Baseboard Management Controller (BMC) firmware of HPE Apollo 70 System prior to version 3.0.14.0. This vulnerability exists in the libifc.so webstartflash function, potentially allowing for local buffer overflow attacks.
Understanding CVE-2021-25142
This section dives into the details of CVE-2021-25142, shedding light on its impact, technical aspects, and mitigation strategies.
What is CVE-2021-25142?
The Baseboard Management Controller firmware version prior to 3.0.14.0 in HPE Apollo 70 System is susceptible to a local buffer overflow in the libifc.so webstartflash function.
The Impact of CVE-2021-25142
The vulnerability poses a security risk as it allows attackers to trigger buffer overflow attacks locally, potentially leading to unauthorized access or denial of service.
Technical Details of CVE-2021-25142
Let's explore the technical specifics of CVE-2021-25142, including the vulnerability description, affected systems, and exploitation mechanism.
Vulnerability Description
The buffer overflow vulnerability in the libifc.so webstartflash function of HPE Apollo 70 System's BMC firmware allows attackers to overwrite the buffer, leading to potential security breaches.
Affected Systems and Versions
HPE Apollo 70 System versions prior to 3.0.14.0 are impacted by this vulnerability.
Exploitation Mechanism
Attackers can exploit this security flaw by crafting malicious inputs that surpass the buffer's limits, enabling them to execute arbitrary code or disrupt system functionality.
Mitigation and Prevention
Discover the essential steps to mitigate the risks posed by CVE-2021-25142 and safeguard your systems against potential threats.
Immediate Steps to Take
Users are advised to update the BMC firmware of HPE Apollo 70 System to version 3.0.14.0 or higher to remediate this vulnerability.
Long-Term Security Practices
Implementing robust security measures, such as network segmentation, access controls, and regular security audits, can enhance the overall cybersecurity posture.
Patching and Updates
Keep abreast of security advisories from HPE and promptly apply patches and updates to address vulnerabilities and strengthen your system's security.