CVE-2023-29446 Explained : Impact and Mitigation

A detailed overview of the Improper Input Validation vulnerability in PTC's Kepware KEPServerEX affecting certain versions.

Understanding CVE-2023-29446

This CVE-2023-29446 addresses an improper input validation vulnerability found in PTC's Kepware KEPServerEX software, potentially impacting systems running specific versions.

What is CVE-2023-29446?

An improper input validation flaw in PTC's Kepware KEPServerEX allows threat actors to inject a UNC path via a malicious project file, enabling them to capture NLTMv2 hashes that could be cracked offline.

The Impact of CVE-2023-29446

This vulnerability could lead to unauthorized access to sensitive information and compromised system integrity, posing a significant security risk to affected systems.

Technical Details of CVE-2023-29446

A deeper look into the vulnerability description, affected systems, versions, and exploitation mechanism.

Vulnerability Description

The vulnerability enables threat actors to inject a UNC path using a malicious project file, facilitating the capture of NLTMv2 hashes to perform offline cracking.

Affected Systems and Versions

Kepware KEPServerEX versions less than or equal to 6.14.263.0
ThingWorx Kepware Server versions less than or equal to 6.14.263.0
ThingWorx Industrial Connectivity versions less than or equal to 8.5

Exploitation Mechanism

Threat actors exploit this vulnerability by injecting a malicious project file containing a UNC path, allowing them to capture NLTMv2 hashes for offline cracking.

Mitigation and Prevention

Effective strategies to mitigate and prevent the exploitation of CVE-2023-29446.

Immediate Steps to Take

Implement the patches provided by PTC for the affected versions promptly.
Monitor system logs and network traffic for any suspicious activities.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Conduct security awareness training to educate users on identifying and reporting potential security threats.

Patching and Updates

Ensure timely application of security patches and updates to mitigate the risks associated with this vulnerability.