CVE-2023-37861 Explained : Impact and Mitigation
Discover the impact of CVE-2023-37861, a high-severity vulnerability in PHOENIX CONTACT's WP 6xxx series web panels before version 4.0.10, allowing remote code execution with root permissions.
A detailed overview of the CVE-2023-37861 vulnerability affecting PHOENIX CONTACT's WP 6xxx series web panels.
Understanding CVE-2023-37861
This section provides insight into the nature of the vulnerability and its potential impact.
What is CVE-2023-37861?
The CVE-2023-37861 vulnerability occurs in PHOENIX CONTACT's WP 6xxx series web panels before version 4.0.10. It allows an authenticated remote attacker to execute code with root permissions through a specially crafted HTTP POST when uploading a certificate to the device.
The Impact of CVE-2023-37861
With a CVSS base score of 8.8 and a high severity level, this vulnerability poses a significant risk. It has a low attack complexity, requires low privileges, and results in high impacts on confidentiality, integrity, and availability.
Technical Details of CVE-2023-37861
Explore the technical aspects of the CVE-2023-37861 vulnerability.
Vulnerability Description
The vulnerability stems from improper neutralization of special elements used in an OS command (OS Command Injection), categorized under CWE-78.
Affected Systems and Versions
PHOENIX CONTACT's WP 6xxx series web panels with versions earlier than 4.0.10 are vulnerable to this exploit.
Exploitation Mechanism
An authenticated remote attacker can leverage a specially crafted HTTP POST request when uploading a certificate to execute arbitrary code with root privileges on the target device.
Mitigation and Prevention
Learn how to address and prevent the CVE-2023-37861 vulnerability.
Immediate Steps to Take
Users are advised to update the affected systems to version 4.0.10 or later to mitigate the risk of exploitation. Furthermore, restrict network access to the web panels to authorized personnel only.
Long-Term Security Practices
Implement secure coding practices, conduct regular security assessments, and monitor for any unauthorized access to critical systems.
Patching and Updates
Stay informed about security updates from PHOENIX CONTACT and promptly apply patches to ensure the protection of the web panels.