CVE-2020-26180 : What You Need to Know
Learn about CVE-2020-26180 affecting Dell EMC Isilon OneFS and PowerScale OneFS, allowing unauthorized access to data. Find mitigation steps and security practices to prevent exploitation.
Dell EMC Isilon OneFS and Dell EMC PowerScale OneFS contain an access issue with the remotesupport user account, potentially allowing unauthorized access to data.
Understanding CVE-2020-26180
This CVE involves an access vulnerability in Dell EMC Isilon OneFS and Dell EMC PowerScale OneFS, affecting versions 8.1 and later for Isilon OneFS and version 9.0.0 for PowerScale OneFS.
What is CVE-2020-26180?
CVE-2020-26180 is a security vulnerability that enables a remote malicious user with low privileges to access data stored on the /ifs directory through various protocols.
The Impact of CVE-2020-26180
The impact of this vulnerability is rated as medium severity with a CVSS base score of 6.3. The confidentiality, integrity, and availability of the affected systems are at risk.
Technical Details of CVE-2020-26180
This section provides more in-depth technical details about the vulnerability.
Vulnerability Description
The vulnerability is categorized as CWE-276: Incorrect Default Permissions, indicating an issue with access control.
Affected Systems and Versions
- Affected products: PowerScale OneFS by Dell
- Vulnerable versions: OneFS 8.1.2, 8.2.2, 9.0+
- Status: Affected
- Custom version type
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: Low
- User Interaction: None
- Scope: Unchanged
- Vector String: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Mitigation and Prevention
To address CVE-2020-26180, follow these mitigation strategies:
Immediate Steps to Take
- Apply security updates provided by Dell promptly.
- Monitor and restrict access to sensitive data.
- Implement network segmentation to limit exposure.
Long-Term Security Practices
- Regularly review and update access control policies.
- Conduct security training for users to prevent unauthorized access.
- Perform regular security audits and assessments.
Patching and Updates
- Dell has released security updates to address this vulnerability. Ensure that your systems are updated with the latest patches.