CVE-2020-8481 Explained : Impact and Mitigation
Learn about CVE-2020-8481, an information disclosure vulnerability in the ABB Central Licensing System, impacting various ABB products. Understand the impact, affected systems, and mitigation steps.
A detailed overview of the ABB Central Licensing System vulnerability affecting various ABB products.
Understanding CVE-2020-8481
This CVE involves an information disclosure vulnerability in the ABB Central Licensing System.
What is CVE-2020-8481?
The vulnerability allows an attacker to access confidential data stored in an unprotected file, potentially leading to full control of the affected computer.
The Impact of CVE-2020-8481
- CVSS Score: 9.8 (Critical)
- Attack Vector: Network
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
Technical Details of CVE-2020-8481
This section provides technical details of the vulnerability.
Vulnerability Description
The vulnerability in the ABB Central Licensing System allows unauthorized access to confidential data, posing a significant security risk.
Affected Systems and Versions
The following ABB products and versions are affected:
- Central Licensing System 5.1
- ABB Ability System 800xA 5.1, 6.0, 6.1
- Compact HMI 5.1, 6.0
- Control Builder Safe 1.0, 1.1, 2.0
- Symphony Plus S+ Operations 3.0 to 3.2
- Symphony Plus S+ Engineering 1.1 to 2.2
- Composer Harmony 5.1, 6.0, 6.1
- Composer Melody 5.3, 6.0, 6.1, 6.2
- Harmony OPC Server Standalone 6.0, 6.1, 7.0
- Advant OCS Control Builder A 1.3, 1.4
- Composer CTK 6.1, 6.2
- AdvaBuild 3.7 SP1, SP2
- OPC Server for Mod 300 (non-800xA) 1.4
- OPC Data Link 2.1, 2.2
- Knowledge Manager 8.0, 9.0, 9.1
- Manufacturing Operations Management 1812, 1909
- Advant OCS AC 100 OPS Server 5.1, 6.0, 6.1
Exploitation Mechanism
The vulnerability can be exploited by an attacker to gain unauthorized access to sensitive data, potentially compromising the entire system.
Mitigation and Prevention
Steps to mitigate and prevent exploitation of CVE-2020-8481.
Immediate Steps to Take
- Apply security patches provided by ABB promptly.
- Restrict network access to vulnerable systems.
- Monitor for any unauthorized access or unusual activities.
Long-Term Security Practices
- Regularly update and patch all software and systems.
- Implement strong access controls and encryption mechanisms.
- Conduct regular security audits and assessments.
Patching and Updates
- ABB may release security updates to address the vulnerability.
- Stay informed about patch releases and apply them as soon as they are available.