CVE-2020-5369 : Exploit Details and Defense Strategies
Learn about CVE-2020-5369, a high-severity privilege escalation vulnerability in Dell EMC Isilon OneFS and PowerScale OneFS versions, allowing unauthorized access to system management files. Find mitigation steps and security practices.
Dell EMC Isilon OneFS versions 8.2.2 and earlier and Dell EMC PowerScale OneFS version 9.0.0 contain a privilege escalation vulnerability that allows an authenticated malicious user to gain unauthorized access to system management files.
Understanding CVE-2020-5369
This CVE involves a privilege escalation vulnerability in Dell EMC Isilon OneFS and PowerScale OneFS versions.
What is CVE-2020-5369?
CVE-2020-5369 is a vulnerability in Dell EMC Isilon OneFS versions 8.2.2 and earlier and Dell EMC PowerScale OneFS version 9.0.0. It enables an authenticated attacker to escalate privileges using SyncIQ, leading to unauthorized access to system management files.
The Impact of CVE-2020-5369
The vulnerability has a CVSS base score of 8.8, indicating a high severity level. It poses a significant risk to confidentiality, integrity, and availability of affected systems.
Technical Details of CVE-2020-5369
This section provides detailed technical information about the CVE.
Vulnerability Description
The vulnerability in Dell EMC Isilon OneFS and PowerScale OneFS versions allows an authenticated malicious user to perform privilege escalation using SyncIQ.
Affected Systems and Versions
- Product: Isilon OneFS
- Vendor: Dell
- Versions Affected: Less than 8.1.2, 8.2.2, 9.0.0
- Version Type: Custom
Exploitation Mechanism
The vulnerability can be exploited by an authenticated attacker leveraging SyncIQ to gain unauthorized access to critical system management files.
Mitigation and Prevention
Protecting systems from CVE-2020-5369 requires immediate action and long-term security measures.
Immediate Steps to Take
- Apply security updates provided by Dell promptly.
- Monitor system logs for any suspicious activities.
- Restrict access to critical system files and directories.
Long-Term Security Practices
- Conduct regular security assessments and audits.
- Implement the principle of least privilege to limit user access.
- Educate users on security best practices and awareness.
Patching and Updates
- Dell has released security updates to address the vulnerability. Ensure all affected systems are patched with the latest fixes.