CVE-2017-5140 : What You Need to Know

A vulnerability has been identified in the Honeywell XL Web II controller versions XL1000C500 XLWebExe-2-01-00 and earlier, as well as XLWeb 500 XLWebExe-1-02-08 and earlier. The password is stored in an unencrypted format.

Understanding CVE-2017-5140

This CVE involves a security issue in the Honeywell XL Web II controller where passwords are stored in clear text.

What is CVE-2017-5140?

CVE-2017-5140 is a vulnerability affecting the Honeywell XL Web II controller, specifically versions XL1000C500 XLWebExe-2-01-00 and earlier, and XLWeb 500 XLWebExe-1-02-08 and earlier. The flaw allows passwords to be stored in an unencrypted format, posing a security risk.

The Impact of CVE-2017-5140

The vulnerability could lead to unauthorized access to sensitive information stored on the affected systems. Attackers could potentially retrieve passwords stored in clear text, compromising system security.

Technical Details of CVE-2017-5140

This section provides more in-depth technical information about the CVE.

Vulnerability Description

The issue in the Honeywell XL Web II controller versions XL1000C500 XLWebExe-2-01-00 and prior, as well as XLWeb 500 XLWebExe-1-02-08 and prior, involves storing passwords in clear text, making them easily accessible to attackers.

Affected Systems and Versions

Honeywell XL Web II Controller versions XL1000C500 XLWebExe-2-01-00 and earlier
XLWeb 500 XLWebExe-1-02-08 and earlier

Exploitation Mechanism

Attackers can exploit this vulnerability by accessing the system where the passwords are stored in clear text, potentially leading to unauthorized access.

Mitigation and Prevention

Protecting systems from CVE-2017-5140 is crucial to maintaining security.

Immediate Steps to Take

Change all passwords associated with the affected Honeywell XL Web II controllers to strong, unique, and encrypted passwords.
Implement network segmentation to restrict access to critical systems.
Monitor system logs for any suspicious activities.

Long-Term Security Practices

Regularly update firmware and software to patch known vulnerabilities.
Conduct security training for personnel to raise awareness of password security best practices.

Patching and Updates

Check for security advisories and updates from Honeywell regarding this vulnerability.
Apply patches or updates provided by the vendor to address the password storage issue.