CVE-2021-36296 Explained : Impact and Mitigation
Learn about CVE-2021-36296, an authenticated remote code execution vulnerability in Dell VNX2 OE for File versions 8.1.21.266 and earlier. Understand its impact, technical details, and mitigation steps.
Dell VNX2 OE for File versions 8.1.21.266 and earlier, contain an authenticated remote code execution vulnerability. A remote malicious user with privileges may exploit this vulnerability to execute commands on the system.
Understanding CVE-2021-36296
This CVE refers to an authenticated remote code execution vulnerability in Dell VNX2 OE for File versions 8.1.21.266 and earlier.
What is CVE-2021-36296?
CVE-2021-36296 is a high-severity vulnerability that allows a remote malicious user with privileges to execute commands on the affected system.
The Impact of CVE-2021-36296
The impact of this vulnerability is high, with a CVSS base score of 7.2. It can result in confidentiality, integrity, and availability impacts on the system.
Technical Details of CVE-2021-36296
This section covers the technical details related to CVE-2021-36296.
Vulnerability Description
The vulnerability involves improper neutralization of special elements used in an OS Command ('OS Command Injection'), which can be exploited by an authenticated remote attacker.
Affected Systems and Versions
Dell VNX2 OE for File versions 8.1.21.266 and earlier are affected by this vulnerability.
Exploitation Mechanism
A remote malicious user with privileges can exploit this vulnerability to execute commands on the affected Dell VNX2 OE for File systems.
Mitigation and Prevention
To safeguard systems from CVE-2021-36296, follow the mitigation strategies outlined below.
Immediate Steps to Take
- Apply security updates provided by Dell promptly.
- Restrict network access to the vulnerable systems.
- Monitor for any suspicious activities on the network.
Long-Term Security Practices
- Regularly update and patch systems to address known vulnerabilities.
- Implement the principle of least privilege to restrict user access.
- Conduct regular security assessments and audits of the infrastructure.
Patching and Updates
Stay informed about security updates and patches released by Dell for the VNX Control Station to protect against CVE-2021-36296.