CVE-2020-24679 : Exploit Details and Defense Strategies

A denial of service vulnerability affecting ABB Ability™ Symphony® Plus Operations and Symphony® Plus Historian.

Understanding CVE-2020-24679

A vulnerability that could allow attackers to execute arbitrary code or crash the affected service.

What is CVE-2020-24679?

This CVE describes a Denial of Service (DoS) vulnerability in ABB's Symphony Plus Operations and Symphony Plus Historian services.

The Impact of CVE-2020-24679

The vulnerability could be exploited by attackers to crash the service or potentially execute arbitrary code on the host machine.

Technical Details of CVE-2020-24679

A vulnerability with significant implications for system availability and security.

Vulnerability Description

The vulnerability allows for a DoS attack through specially crafted messages, posing a risk of service disruption or code execution.

Affected Systems and Versions

ABB Ability™ Symphony® Plus Operations versions less than 3.3 Service Pack 1, 2.1 SP2 Rollup 2, and 2.2
ABB Ability™ Symphony® Plus Historian versions less than 3.2

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Availability Impact: High
Base Score: 7.5 (High)

Mitigation and Prevention

Steps to address and mitigate the CVE-2020-24679 vulnerability.

Immediate Steps to Take

Apply vendor-supplied patches promptly
Monitor network traffic for signs of exploitation
Implement network segmentation to limit exposure

Long-Term Security Practices

Regularly update and patch software and systems
Conduct security assessments and penetration testing

Patching and Updates

ABB may release patches to address the vulnerability