CVE-2023-29104 : Exploit Details and Defense Strategies

A path traversal vulnerability has been identified in SIMATIC Cloud Connect 7 CC712 and CC716, allowing remote attackers to overwrite or download files. Here's what you need to know about this CVE.

Understanding CVE-2023-29104

This section will cover the details of the CVE-2023-29104 vulnerability affecting SIMATIC Cloud Connect 7 CC712 and CC716.

What is CVE-2023-29104?

CVE-2023-29104 is a path traversal vulnerability found in the web-based management system of SIMATIC Cloud Connect 7 CC712 and CC716. Attackers can exploit this vulnerability to overwrite or download files on the affected device.

The Impact of CVE-2023-29104

The vulnerability poses a medium-severity risk, with a CVSS base score of 6.0. An authenticated privileged remote attacker could potentially compromise the integrity and confidentiality of data on the targeted device.

Technical Details of CVE-2023-29104

In this section, we will delve into the technical specifics of the CVE-2023-29104 vulnerability.

Vulnerability Description

The vulnerability arises from improper handling of file uploads in the web-based management interface, allowing attackers to traverse file paths and manipulate files on the device.

Affected Systems and Versions

SIMATIC Cloud Connect 7 CC712 and CC716 versions from V2.0 to V2.1 are affected by this vulnerability. Users of these versions should take immediate action to secure their systems.

Exploitation Mechanism

Attackers with authenticated access can exploit the upload feature in the web interface to manipulate the file path and gain unauthorized access to sensitive files stored on the device.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-29104, follow the recommendations outlined below.

Immediate Steps to Take

Update SIMATIC Cloud Connect 7 CC712 and CC716 to the latest version that contains a patch for the vulnerability.
Implement strict access controls and permissions to limit user privileges on the affected devices.

Long-Term Security Practices

Regularly monitor for unusual file activities and unauthorized access attempts on the device.
Conduct security assessments and penetration testing to identify and address potential vulnerabilities.

Patching and Updates

Stay informed about security updates and patches released by Siemens for SIMATIC Cloud Connect 7 CC712 and CC716. Timely installation of patches is crucial to safeguarding your devices against known vulnerabilities.