CVE-2021-21592 : Vulnerability Insights and Analysis

Dell EMC PowerScale OneFS versions 8.2.x - 9.2.x has been identified to improperly handle an exceptional condition, potentially allowing a remote low-privileged user to exploit this vulnerability and disclose unauthorized information.

Understanding CVE-2021-21592

This section will provide insights into the nature and impact of the CVE-2021-21592 vulnerability.

What is CVE-2021-21592?

CVE-2021-21592 pertains to Dell EMC PowerScale OneFS versions 8.2.x - 9.2.x, where the software fails to adequately address an exceptional condition. This oversight could be abused by a remote attacker with low privileges, resulting in the exposure of confidential data without proper authorization.

The Impact of CVE-2021-21592

The impact of this vulnerability is rated as low severity based on the CVSS v3.1 scoring. However, it still poses a risk as it allows unauthorized information disclosure which can compromise the confidentiality of sensitive data.

Technical Details of CVE-2021-21592

Here, we delve into the specifics of the vulnerability affecting Dell EMC PowerScale OneFS.

Vulnerability Description

The vulnerability arises due to the product's failure to handle exceptional conditions effectively, opening the door for exploitation by a malicious actor.

Affected Systems and Versions

Dell EMC PowerScale OneFS versions 8.2.x - 9.2.x are known to be impacted by this vulnerability, emphasizing the importance of prompt mitigation measures for users of these versions.

Exploitation Mechanism

A remote attacker with limited privileges could potentially exploit this vulnerability by manipulating the exceptional conditions mishandled by the affected software.

Mitigation and Prevention

In this section, we outline the steps to mitigate and prevent the exploitation of CVE-2021-21592.

Immediate Steps to Take

Users are advised to apply security patches and updates provided by Dell promptly to address this vulnerability and enhance the security posture of their systems.

Long-Term Security Practices

Implementing robust security practices, such as regular security audits, access control measures, and user privilege management, can help in preventing similar vulnerabilities in the future.

Patching and Updates

Regularly monitor and apply security patches released by Dell for the PowerScale OneFS software to ensure that your systems are protected against known vulnerabilities.