CVE-2017-6023 : Security Advisory and Response
Discover the stack-based buffer overflow vulnerability in Fatek Automation PLC Ethernet Module, potentially leading to remote code execution or device crashes. Learn how to mitigate and prevent CVE-2017-6023.
A vulnerability has been identified in the Ethernet Module of Fatek Automation PLC, potentially leading to remote code execution or device crashes.
Understanding CVE-2017-6023
This CVE involves a stack-based buffer overflow in the Ether_cfg software configuration tool used in certain Fatek PLCs.
What is CVE-2017-6023?
The vulnerability in the Fatek Automation PLC Ethernet Module could allow attackers to execute remote code or cause device crashes.
The Impact of CVE-2017-6023
The stack-based buffer overflow could result in severe consequences, including remote code execution or device crashes, posing a significant risk to affected systems.
Technical Details of CVE-2017-6023
This section provides detailed technical information about the CVE.
Vulnerability Description
The vulnerability involves a stack-based buffer overflow in the Ether_cfg software configuration tool used in specific Fatek PLCs.
Affected Systems and Versions
- Fatek PLCs affected include CBEH versions earlier than V3.6 Build 170215, CBE versions earlier than V3.6 Build 170215, CM55E versions earlier than V3.6 Build 170215, and CM25E versions earlier than V3.6 Build 170215.
Exploitation Mechanism
The vulnerability could be exploited by attackers to trigger a stack-based buffer overflow, potentially leading to remote code execution or device crashes.
Mitigation and Prevention
Protecting systems from CVE-2017-6023 is crucial to prevent potential exploitation.
Immediate Steps to Take
- Update the affected Fatek PLCs to versions equal to or later than V3.6 Build 170215.
- Implement network segmentation to limit exposure to potential attacks.
Long-Term Security Practices
- Regularly monitor and update all PLCs and associated software to address security vulnerabilities promptly.
- Conduct security assessments and penetration testing to identify and mitigate potential risks.
Patching and Updates
- Apply patches and updates provided by Fatek Automation to address the vulnerability and enhance system security.