CVE-2019-6547 : Vulnerability Insights and Analysis

Delta Industrial Automation CNCSoft, specifically CNCSoft ScreenEditor Version 1.00.84 and earlier, is affected by an out-of-bounds read vulnerability that may lead to software crashes due to inadequate user input validation for processing project files.

Understanding CVE-2019-6547

The vulnerability identified in Delta Industrial Automation CNCSoft's CNCSoft ScreenEditor Version 1.00.84 and prior poses a risk of software crashes.

What is CVE-2019-6547?

The flaw in versions 1.00.84 and below of CNCSoft ScreenEditor can cause the software to crash due to insufficient user input validation for processing project files, resulting from an out-of-bounds read vulnerability.

The Impact of CVE-2019-6547

The vulnerability could be exploited by attackers to crash the software, potentially leading to denial of service or other security issues.

Technical Details of CVE-2019-6547

Delta Industrial Automation CNCSoft's CNCSoft ScreenEditor Version 1.00.84 and earlier is susceptible to an out-of-bounds read vulnerability.

Vulnerability Description

The software lacks appropriate user input validation for processing project files, leading to a potential out-of-bounds read vulnerability.

Affected Systems and Versions

Product: Delta Industrial Automation CNCSoft
Vendor: ICS-CERT
Versions Affected: CNCSoft ScreenEditor Version 1.00.84 and prior

Exploitation Mechanism

Attackers can exploit this vulnerability by providing specially crafted project files, triggering the out-of-bounds read flaw and potentially causing the software to crash.

Mitigation and Prevention

Immediate Steps to Take:

Update to the latest version of CNCSoft ScreenEditor to mitigate the vulnerability.
Avoid opening project files from untrusted or unknown sources.

Long-Term Security Practices

Regularly update software and firmware to patch known vulnerabilities.
Implement robust input validation mechanisms to prevent similar issues in the future.
Conduct security assessments and penetration testing to identify and address potential weaknesses.

Patching and Updates

Ensure timely installation of security patches and updates provided by the vendor to address the out-of-bounds read vulnerability in CNCSoft ScreenEditor.