CVE-2021-36293 : Security Advisory and Response
Learn about CVE-2021-36293 affecting Dell VNX2 for File versions < 8.1.21.303 and block versions < 5.33.021.5.303. Understand its impact and mitigation strategies to secure your systems.
Dell VNX2 for File versions prior to 8.1.21.303 and block versions prior to 5.33.021.5.303 are affected by a privilege escalation vulnerability. The attacker can potentially exploit this vulnerability to gain elevated privileges.
Understanding CVE-2021-36293
This section will provide insights into the impact, technical details, and mitigation strategies related to CVE-2021-36293.
What is CVE-2021-36293?
CVE-2021-36293 is a privilege escalation vulnerability in Dell VNX2 for File versions below 8.1.21.303 and block versions below 5.33.021.5.303. It allows a local malicious admin to gain elevated privileges.
The Impact of CVE-2021-36293
The impact of this vulnerability is rated as medium with a CVSS base score of 6.4. Attack complexity is high, requiring local access, and the confidentiality, integrity, and availability impacts are all rated as high.
Technical Details of CVE-2021-36293
This section covers a detailed description of the vulnerability, affected systems, and the exploitation mechanism.
Vulnerability Description
The vulnerability involves improper neutralization of special elements used in an OS command (OS Command Injection), classified under CWE-78.
Affected Systems and Versions
Dell VNX2 for File versions less than 8.1.21.303 and block versions less than 5.33.021.5.303 are impacted by this vulnerability.
Exploitation Mechanism
A local malicious admin can exploit this vulnerability to escalate their privileges on the affected systems.
Mitigation and Prevention
In this section, we will discuss immediate steps to take and long-term security practices to mitigate the risks posed by CVE-2021-36293.
Immediate Steps to Take
It is recommended to apply security updates provided by Dell to address this vulnerability. Limiting access to the affected systems can also reduce the risk of exploitation.
Long-Term Security Practices
Maintaining up-to-date patches, implementing the principle of least privilege, and conducting regular security audits are essential for long-term security preparedness.
Patching and Updates
Regularly check for security advisories from Dell and apply patches promptly to ensure the protection of your systems.