CVE-2020-8473 : Security Advisory and Response

A vulnerability in ABB System 800xA Base (version 6.1 and earlier) allows low privileged users to manipulate system files, potentially leading to privilege escalation and system disruption.

Understanding CVE-2020-8473

This CVE involves insufficient folder permissions in ABB System 800xA Base, enabling unauthorized access to critical system and application files.

What is CVE-2020-8473?

The vulnerability arises from inadequate folder permissions in ABB System 800xA Base, permitting unauthorized users to perform unauthorized actions on system and application files.

The Impact of CVE-2020-8473

The vulnerability poses a high risk, allowing attackers to escalate privileges, disrupt system functions, and compromise user applications.

Technical Details of CVE-2020-8473

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The vulnerability stems from insufficient folder permissions in ABB System 800xA Base, enabling unauthorized access and manipulation of critical system files.

Affected Systems and Versions

Product: System 800xA Base
Vendor: ABB
Versions Affected: 6.1 and earlier

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Local
Privileges Required: Low
User Interaction: Required
Scope: Unchanged
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High

Mitigation and Prevention

Protecting systems from CVE-2020-8473 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply vendor-supplied patches promptly
Restrict access to critical system files
Monitor system logs for suspicious activities

Long-Term Security Practices

Regularly review and update access control policies
Conduct security training for system users
Implement least privilege principles

Patching and Updates

Regularly check for security updates from ABB
Apply patches as soon as they are released to mitigate the vulnerability