Learn about CVE-2021-21553, a high-severity Dell PowerScale OneFS Incorrect User Management vulnerability affecting versions 8.1.0-9.1.0. Upgrade systems promptly for enhanced security.
This CVE-2021-21553 article provides details about an Incorrect User Management vulnerability in Dell PowerScale OneFS versions 8.1.0-9.1.0, impacting local attack vectors with high severity.
Understanding CVE-2021-21553
This section delves into the significant aspects of the CVE-2021-21553 vulnerability.
What is CVE-2021-21553?
The Dell PowerScale OneFS versions 8.1.0-9.1.0 are affected by an Incorrect User Management vulnerability. A CompAdmin user could exploit this flaw under specific conditions to gain elevated privileges and escape Compliance mode, posing a critical risk. Dell strongly advises immediate system upgrades.
The Impact of CVE-2021-21553
With a CVSS base score of 7.3, rated as high severity, the vulnerability's impact includes high confidentiality, integrity, and availability risks. The attack vector is local, with low attack complexity and privileges required. User interaction is necessary for exploitation.
Technical Details of CVE-2021-21553
Explore the technical specifics surrounding CVE-2021-21553 for a comprehensive understanding.
Vulnerability Description
The vulnerability lies in Dell PowerScale OneFS versions 8.1.0-9.1.0, allowing CompAdmin users to escalate privileges and bypass Compliance mode under specific conditions.
Affected Systems and Versions
The impacted systems include Dell PowerScale OneFS versions 8.1.0-9.1.0.
Exploitation Mechanism
To exploit this vulnerability, a CompAdmin user needs to meet certain conditions to elevate privileges and escape Compliance mode.
Mitigation and Prevention
Discover the steps to mitigate the risks associated with CVE-2021-21553 to enhance system security.
Immediate Steps to Take
Users are advised to upgrade Dell PowerScale OneFS systems to versions that address the Incorrect User Management vulnerability immediately.
Long-Term Security Practices
Implement robust security practices and policies to bolster the overall security posture of systems and networks.
Patching and Updates
Regularly apply security patches and updates provided by Dell to address vulnerabilities and enhance system security.