CVE-2020-4378 : Security Advisory and Response

IBM Spectrum Scale 5.0.0.0 through 5.0.4.4 allows a privileged authenticated user to perform unauthorized actions using a specially crafted HTTP POST command.

Understanding CVE-2020-4378

IBM Spectrum Scale 5.0.0.0 through 5.0.4.4 vulnerability with a medium severity level.

What is CVE-2020-4378?

This CVE allows a privileged authenticated user to execute unauthorized actions through a specific HTTP POST command.

The Impact of CVE-2020-4378

CVSS Base Score: 4.9 (Medium)
CVSS Vector: CVSS:3.0/S:U/UI:N/AC:L/C:N/AV:N/A:N/I:H/PR:H/RL:O/RC:C/E:U
Integrity Impact: High
Privileges Required: High
Exploit Code Maturity: Unproven
Attack Vector: Network
Attack Complexity: Low
Confidentiality Impact: None
User Interaction: None
Scope: Unchanged
Temporal Score: 4.3 (Medium)
Remediation Level: Official Fix
Report Confidence: Confirmed

Technical Details of CVE-2020-4378

Vulnerability Description

The vulnerability in IBM Spectrum Scale allows a privileged authenticated user to execute unauthorized actions via a specially crafted HTTP POST command.

Affected Systems and Versions

Product: Spectrum Scale
Vendor: IBM
Affected Versions: 5.0.0, 5.0.4.4

Exploitation Mechanism

The vulnerability can be exploited by a privileged authenticated user using a specially crafted HTTP POST command.

Mitigation and Prevention

Immediate Steps to Take

Apply the official fix provided by IBM.
Monitor for any unauthorized actions on the affected systems.

Long-Term Security Practices

Regularly update and patch the IBM Spectrum Scale software.
Implement strong authentication mechanisms to prevent unauthorized access.
Conduct security training for users to recognize and report suspicious activities.

Patching and Updates

Ensure that all systems running IBM Spectrum Scale are updated with the latest patches and fixes.