CVE-2023-3570 : What You Need to Know

This CVE details a vulnerability found in PHOENIX CONTACT's WP 6xxx series web panels with versions prior to 4.0.10. The vulnerability allows a remote attacker with low privileges to exploit a specific HTTP DELETE request and gain full access to the device.

Understanding CVE-2023-3570

This section provides insights into the nature and impact of CVE-2023-3570.

What is CVE-2023-3570?

The vulnerability identified in CVE-2023-3570 affects PHOENIX CONTACT's WP 6xxx series web panels. It allows remote attackers with low privileges to leverage a specific HTTP DELETE request to obtain unrestricted access to the device.

The Impact of CVE-2023-3570

CVE-2023-3570 poses a high risk as it can lead to unauthorized access to the affected device. The attacker could potentially compromise the confidentiality, integrity, and availability of the system, resulting in severe consequences for the organization.

Technical Details of CVE-2023-3570

Delving into the technical aspects of CVE-2023-3570 to understand its implications and potential risks.

Vulnerability Description

The vulnerability (CWE-78) involves the improper neutralization of special elements used in an OS command, also known as OS Command Injection. In this case, attackers exploit a specific HTTP DELETE request to execute unauthorized commands on the device.

Affected Systems and Versions

PHOENIX CONTACT's WP 6xxx series web panels with versions less than 4.0.10 are susceptible to this vulnerability. It is crucial for users of these versions to be aware of the potential risks and take appropriate action to mitigate them.

Exploitation Mechanism

The vulnerability allows remote attackers with low privileges to send a crafted HTTP DELETE request, which, if successful, grants them full access to the device. This exploitation method highlights the critical need for prompt mitigation strategies.

Mitigation and Prevention

Taking immediate steps to address and prevent the exploitation of CVE-2023-3570 is crucial to safeguarding systems and data.

Immediate Steps to Take

Users should update their PHOENIX CONTACT WP 6xxx series web panels to version 4.0.10 or newer to eliminate the vulnerability.
Network administrators are advised to monitor and filter incoming HTTP traffic to detect and block any malicious activity targeting this vulnerability.

Long-Term Security Practices

Implementing robust security measures such as regular security audits, employee training on cybersecurity best practices, and network segmentation can help enhance overall cybersecurity posture and prevent similar incidents in the future.

Patching and Updates

Regularly applying security patches and updates from vendors is essential to address known vulnerabilities and improve the overall security of the IT infrastructure. Organizations should prioritize timely patching to minimize the risk of exploitation.