CVE-2024-54745

Comprehensive Technical Analysis of CVE-2024-54745

1. Vulnerability Assessment and Severity Evaluation

CVE ID: CVE-2024-54745 CISA Vulnerability Name: CVE-2024-54745 CVSS Score: 9.8

The vulnerability in question pertains to the WAVLINK WN701AE M01AE_V240305 firmware, which contains a hardcoded password in the /etc/shadow file. This allows attackers to gain root access to the device, effectively compromising its security. The CVSS score of 9.8 indicates a critical severity level, highlighting the significant risk this vulnerability poses.

2. Potential Attack Vectors and Exploitation Methods

Attack Vectors:

• Network Access: Attackers with network access to the device can exploit this vulnerability to gain unauthorized root access.
• Physical Access: An attacker with physical access to the device can directly manipulate the firmware to exploit the hardcoded password.

Exploitation Methods:

• Brute Force: Attackers can use brute force techniques to identify the hardcoded password in the /etc/shadow file.
• Firmware Analysis: By analyzing the firmware, attackers can extract the hardcoded password and use it to log in as root.
• Automated Scripts: Automated scripts can be deployed to scan for vulnerable devices and exploit the hardcoded password.

3. Affected Systems and Software Versions

Affected Systems:

• WAVLINK WN701AE devices running firmware version M01AE_V240305.

Software Versions:

• Specifically, the vulnerability is present in the M01AE_V240305 firmware version.

4. Recommended Mitigation Strategies

Immediate Actions:

• Firmware Update: Immediately update the firmware to a version that addresses this vulnerability.
• Network Segmentation: Isolate affected devices from critical network segments to limit potential damage.
• Access Control: Implement strict access controls to limit who can access the device both physically and over the network.

Long-Term Strategies:

• Regular Audits: Conduct regular security audits and vulnerability assessments.
• Patch Management: Establish a robust patch management program to ensure timely updates.
• Monitoring: Implement continuous monitoring to detect and respond to any suspicious activities.

5. Impact on Cybersecurity Landscape

The presence of hardcoded passwords in firmware is a significant concern in the cybersecurity landscape. It underscores the importance of secure coding practices and the need for thorough security testing during the development phase. This vulnerability can be exploited to gain full control over affected devices, leading to potential data breaches, unauthorized access, and further compromise of network security.

6. Technical Details for Security Professionals

Vulnerability Details:

• Location: The hardcoded password is located in the /etc/shadow file.
• Access Level: The vulnerability allows attackers to gain root access, providing full control over the device.

Detection Methods:

• File Integrity Monitoring: Use file integrity monitoring tools to detect unauthorized changes to the /etc/shadow file.
• Log Analysis: Analyze system logs for any unusual login attempts or activities indicating unauthorized access.

Mitigation Steps:

• Firmware Analysis: Conduct a thorough analysis of the firmware to identify and remove hardcoded passwords.
• Secure Coding Practices: Implement secure coding practices to prevent the inclusion of hardcoded credentials in future firmware versions.
• Intrusion Detection Systems (IDS): Deploy IDS to monitor for suspicious activities and potential exploitation attempts.

References:

• Exploit and Third Party Advisory
• Product Documentation

By addressing this vulnerability promptly and implementing robust security measures, organizations can mitigate the risks associated with CVE-2024-54745 and enhance their overall cybersecurity posture.