CVE-2023-37855 : What You Need to Know

A detailed overview of the CVE-2023-37855 vulnerability affecting PHOENIX CONTACT's WP 6xxx series web panels.

Understanding CVE-2023-37855

This section provides insights into the vulnerability, its impact, technical details, and mitigation strategies.

What is CVE-2023-37855?

In the PHOENIX CONTACT WP 6xxx series web panels version prior to 4.0.10, a remote attacker with low privileges can gain limited read-access to the device-filesystem within the embedded Qt browser.

The Impact of CVE-2023-37855

The vulnerability poses a medium severity risk (CVSS Base Score: 4.3) with low privileges required for exploitation, potentially leading to unauthorized access to sensitive data on the affected devices.

Technical Details of CVE-2023-37855

Explore the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The issue in versions prior to 4.0.10 allows remote attackers with low privileges to gain limited read-access to the device-filesystem within the embedded Qt browser.

Affected Systems and Versions

PHOENIX CONTACT's WP 6xxx series web panels with versions less than 4.0.10 are impacted by this vulnerability.

Exploitation Mechanism

An attacker with low privileges can exploit the vulnerability remotely to access the device-filesystem through the embedded Qt browser.

Mitigation and Prevention

Learn about immediate steps to take and long-term security practices to safeguard against CVE-2023-37855.

Immediate Steps to Take

Update affected systems to version 4.0.10 or higher to mitigate the vulnerability.
Implement network-level security controls to restrict unauthorized access.

Long-Term Security Practices

Regularly monitor and update firmware to address potential security flaws.
Conduct security assessments to identify and remediate vulnerabilities proactively.

Patching and Updates

Stay informed about security patches and updates from PHOENIX CONTACT to maintain the security of web panels.