CVE-2020-12015 : What You Need to Know

A specially crafted communication packet sent to the affected systems could cause a denial-of-service condition due to improper deserialization. This issue affects various products from Mitsubishi Electric and ICONICS.

Understanding CVE-2020-12015

This CVE involves a vulnerability related to deserialization of untrusted data, leading to a denial-of-service risk.

What is CVE-2020-12015?

CVE-2020-12015 is a vulnerability that can be exploited by sending a specially crafted communication packet to the affected systems, resulting in a denial-of-service condition due to improper deserialization.

The Impact of CVE-2020-12015

The vulnerability poses a risk of denial-of-service attacks on systems running the affected software versions, potentially disrupting operations and causing downtime.

Technical Details of CVE-2020-12015

This section provides more detailed technical information about the CVE.

Vulnerability Description

The vulnerability arises from improper deserialization of untrusted data, allowing attackers to exploit the system through specially crafted communication packets.

Affected Systems and Versions

The following products and versions are affected:

Mitsubishi Electric MC Works64: version 4.02C (10.95.208.31) and earlier, all versions
Mitsubishi Electric MC Works32: version 3.00A (9.50.255.02)
ICONICS GenBroker64, Platform Services, Workbench, FrameWorX Server: version 10.96 and prior
ICONICS GenBroker32: version 9.5 and prior

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted communication packets to the affected systems, triggering the improper deserialization process and leading to a denial-of-service condition.

Mitigation and Prevention

Protecting systems from CVE-2020-12015 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by the vendors promptly.
Implement network segmentation to limit the impact of potential attacks.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate weaknesses.
Educate users and IT staff on best practices for cybersecurity.
Implement access controls and least privilege principles to restrict unauthorized access.
Consider implementing intrusion detection and prevention systems.

Patching and Updates

Vendors like Mitsubishi Electric and ICONICS may release patches to address the vulnerability. It is crucial to apply these patches as soon as they are available to mitigate the risk of exploitation.