CVE-2021-32521 Explained : Impact and Mitigation
Learn about CVE-2021-32521 affecting QSAN Storage Manager, XEVO, and SANOS. Find out the impact, technical details, affected versions, and mitigation steps for this hard-coded password vulnerability.
A vulnerability, identified as CVE-2021-32521, affects QSAN Storage Manager, XEVO, and SANOS due to the use of a hard-coded MAC address as an authenticated password. This flaw could be exploited by local attackers to elevate privileges.
Understanding CVE-2021-32521
This section provides insights into the nature of the vulnerability and its potential impact.
What is CVE-2021-32521?
The vulnerability stems from the improper use of a MAC address as an authenticated password in QSAN's Storage Manager, XEVO, and SANOS. Local threat actors can exploit this flaw to escalate their privileges within the affected systems.
The Impact of CVE-2021-32521
With a CVSS v3.1 base score of 7.3 (High Severity), the vulnerability poses a considerable risk. Although the attack complexity is low, attackers can leverage the network to exploit the flaw, potentially leading to unauthorized privilege escalation.
Technical Details of CVE-2021-32521
Explore the specific technical aspects of the vulnerability to better understand its implications.
Vulnerability Description
The vulnerability arises from the use of a hard-coded MAC address as an authenticated password, allowing threat actors to bypass security measures and gain unauthorized access.
Affected Systems and Versions
QSAN Storage Manager versions less than or equal to 3.3.1, XEVO versions less than 1.2.0, and SANOS versions less than or equal to 2.0.0 are susceptible to this vulnerability.
Exploitation Mechanism
Local attackers can exploit this vulnerability by leveraging the hard-coded MAC address as an authenticated password to escalate their privileges within the affected QSAN products.
Mitigation and Prevention
Discover the necessary steps to mitigate the risks associated with CVE-2021-32521 and enhance the overall security posture.
Immediate Steps to Take
It is crucial to contact QSAN for remediation measures and follow the recommendations outlined in the QSAN document to address this vulnerability promptly.
Long-Term Security Practices
Implement robust security practices, such as regular security audits, network segmentation, and access controls, to prevent similar vulnerabilities in the future.
Patching and Updates
Stay informed about security updates and patches released by QSAN to address the vulnerability effectively.