CVE-2020-25782 : Vulnerability Insights and Analysis

An issue was discovered on Accfly Wireless Security IR Camera 720P System with software versions v3.10.73 through v4.15.77. There is an unauthenticated stack-based buffer overflow in the function CNetClientManage::ServerIP_Proto_Set during incoming message handling.

Understanding CVE-2020-25782

This CVE identifies a critical vulnerability in the Accfly Wireless Security IR Camera 720P System.

What is CVE-2020-25782?

The vulnerability involves an unauthenticated stack-based buffer overflow in a specific function of the camera system, potentially allowing attackers to execute arbitrary code or disrupt the device's operation.

The Impact of CVE-2020-25782

The exploitation of this vulnerability could lead to unauthorized access, data manipulation, or denial of service on the affected camera system.

Technical Details of CVE-2020-25782

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The vulnerability exists in the function CNetClientManage::ServerIP_Proto_Set during the handling of incoming messages, allowing for a stack-based buffer overflow.

Affected Systems and Versions

Product: Accfly Wireless Security IR Camera 720P System
Versions: v3.10.73 through v4.15.77

Exploitation Mechanism

Attackers can exploit this vulnerability by sending specially crafted messages to the affected system, triggering the buffer overflow and potentially gaining unauthorized access.

Mitigation and Prevention

Protecting systems from CVE-2020-25782 requires immediate actions and long-term security practices.

Immediate Steps to Take

Disable remote access to the vulnerable system if not required.
Implement network segmentation to limit exposure.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update the camera system's firmware to patch known vulnerabilities.
Conduct security assessments and penetration testing to identify and address potential weaknesses.

Patching and Updates

Apply patches or updates provided by the vendor to address the vulnerability.