CVE-2021-28207 : Vulnerability Insights and Analysis
Discover the details of CVE-2021-28207, a path traversal vulnerability in ASUS BMC firmware allowing unauthorized access to system files. Learn about affected products, risks, and mitigation strategies.
A vulnerability has been identified in ASUS BMC's firmware, allowing remote attackers to access system files via a path traversal issue. This CVE affects multiple products and versions.
Understanding CVE-2021-28207
This section provides detailed information about the vulnerability, its impact, affected systems, and mitigation strategies.
What is CVE-2021-28207?
The specific function in ASUS BMC's firmware Web management page does not adequately filter a specific parameter, enabling remote attackers to access system files through path traversal.
The Impact of CVE-2021-28207
The vulnerability has a CVSS base score of 4.9, with a medium severity rating. It poses a high risk to the confidentiality of affected systems, requiring high privileges for exploitation without user interaction.
Technical Details of CVE-2021-28207
Get insights into the technical aspects of the vulnerability to understand how it can be exploited.
Vulnerability Description
The vulnerability stems from improper handling of user input in the ASUS BMC firmware, leading to a path traversal issue and unauthorized access to system files.
Affected Systems and Versions
Several ASUS BMC firmware versions across various products are impacted by this vulnerability. Ensure your systems are updated to the patched versions to mitigate the risk.
Exploitation Mechanism
Remote attackers with administrator permissions can exploit this vulnerability through path traversal, gaining unauthorized access to sensitive system files.
Mitigation and Prevention
Learn how to address this vulnerability and prevent potential exploitation.
Immediate Steps to Take
Update the BMC firmware of affected ASUS products to the recommended versions to mitigate the risk of unauthorized access and path traversal attacks.
Long-Term Security Practices
Implement access control mechanisms, regular security assessments, and monitoring to enhance the overall security posture of your systems.
Patching and Updates
Refer to ASUS' Product Security Advisory for detailed information on firmware updates and best practices to secure your BMC devices.