CVE-2025-15007

Comprehensive Technical Analysis of CVE-2025-15007

1. Vulnerability Assessment and Severity Evaluation

CVE ID: CVE-2025-15007 CVSS Score: 9.8

The vulnerability in question is a stack-based buffer overflow in the HTTP Request Handler component of Tenda WH450 firmware version 1.0.0.18. The high CVSS score of 9.8 indicates a critical severity level. This score is derived from several factors, including the potential for remote exploitation, the complexity of the attack, and the impact on confidentiality, integrity, and availability.

2. Potential Attack Vectors and Exploitation Methods

Attack Vectors:

• Remote Exploitation: The vulnerability can be exploited remotely, meaning an attacker does not need physical access to the device.
• HTTP Request Manipulation: The attack involves manipulating the argument page in the HTTP request to the /goform/L7Im endpoint.

Exploitation Methods:

• Buffer Overflow: By sending a specially crafted HTTP request with a malformed page parameter, an attacker can cause a stack-based buffer overflow.
• Code Execution: This overflow can potentially lead to arbitrary code execution, allowing the attacker to gain control over the device.

3. Affected Systems and Software Versions

Affected Systems:

• Tenda WH450 devices running firmware version 1.0.0.18.

Software Versions:

• The specific vulnerability is identified in firmware version 1.0.0.18. Other versions may also be affected but have not been explicitly mentioned.

4. Recommended Mitigation Strategies

Immediate Actions:

• Firmware Update: Users should immediately update to a patched version of the firmware if available.
• Network Segmentation: Isolate affected devices on a separate network segment to limit potential lateral movement.
• Firewall Rules: Implement strict firewall rules to restrict access to the device from untrusted networks.

Long-Term Strategies:

• Regular Patching: Establish a regular patching and update schedule for all network devices.
• Intrusion Detection: Deploy intrusion detection systems (IDS) to monitor for suspicious activity.
• Security Audits: Conduct regular security audits and vulnerability assessments.

5. Impact on Cybersecurity Landscape

Immediate Impact:

• Device Compromise: Affected devices can be compromised, leading to unauthorized access and potential data breaches.
• Network Security: Compromised devices can be used as entry points for further attacks within the network.

Long-Term Impact:

• Reputation Damage: Organizations using affected devices may suffer reputational damage if a breach occurs.
• Increased Awareness: This vulnerability highlights the importance of securing IoT devices and maintaining up-to-date firmware.

6. Technical Details for Security Professionals

Vulnerability Details:

• Component: HTTP Request Handler
• Endpoint: /goform/L7Im
• Parameter: page
• Type: Stack-based buffer overflow

Exploit Availability:

• The exploit has been publicly disclosed and is available on GitHub.

References:

• GitHub PoC
• GitHub PoC Details
• VulDB Entry
• VulDB ID
• VulDB Submission
• Tenda Official Website

Conclusion: CVE-2025-15007 represents a significant risk to organizations using Tenda WH450 devices. Immediate mitigation steps, including firmware updates and network segmentation, are crucial to prevent potential exploitation. Long-term strategies should focus on regular security audits and maintaining a robust patch management process. This vulnerability underscores the importance of securing IoT devices and highlights the need for continuous vigilance in the cybersecurity landscape.