CVE-2021-36282 : Vulnerability Insights and Analysis
Discover details of CVE-2021-36282 impacting Dell EMC PowerScale OneFS versions 8.2.x - 9.1.0.x. Learn about the vulnerability, its impact, affected systems, exploitation, and mitigation methods.
Dell EMC PowerScale OneFS versions 8.2.x - 9.1.0.x has been identified with a use of uninitialized resource vulnerability. This could allow authenticated users with specific privileges to access up to 24 bytes of data within the /ifs kernel stack.
Understanding CVE-2021-36282
This section delves into the details of the CVE-2021-36282 vulnerability.
What is CVE-2021-36282?
CVE-2021-36282 refers to a vulnerability in Dell EMC PowerScale OneFS versions 8.2.x - 9.1.0.x that enables authenticated users to potentially access sensitive data in the kernel stack under certain conditions.
The Impact of CVE-2021-36282
The impact of this vulnerability allows users with specific privileges to gain unauthorized access to kernel stack data, posing a risk to the confidentiality of information stored within the affected systems.
Technical Details of CVE-2021-36282
In this section, we explore the technical aspects of CVE-2021-36282.
Vulnerability Description
The vulnerability involves an uninitialized resource in Dell EMC PowerScale OneFS, which can be exploited by authenticated users with particular privileges to access restricted data in the kernel stack.
Affected Systems and Versions
Dell PowerScale OneFS versions 8.2.x to 9.1.0.x are impacted by this vulnerability, exposing systems within this range to potential exploitation.
Exploitation Mechanism
Authenticated users with ISI_PRIV_LOGIN_CONSOLE or ISI_PRIV_LOGIN_SSH privileges can potentially exploit this vulnerability to gain access to up to 24 bytes of data within the /ifs kernel stack.
Mitigation and Prevention
This section outlines the necessary steps to mitigate the risks associated with CVE-2021-36282.
Immediate Steps to Take
- Dell EMC PowerScale OneFS users should consider applying security patches released by Dell to address the uninitialized resource vulnerability promptly.
Long-Term Security Practices
- Employ strict access control measures to limit user privileges and minimize the likelihood of unauthorized data access within the system.
Patching and Updates
- Stay informed about security updates and patch releases from Dell, ensuring timely implementation to safeguard systems against known vulnerabilities.