CVE-2018-6414 : Exploit Details and Defense Strategies
Learn about CVE-2018-6414, a buffer overflow vulnerability in certain Hikvision IP Cameras allowing attackers to execute arbitrary code or crash processes. Find mitigation steps and prevention measures.
A buffer overflow vulnerability in certain Hikvision IP Cameras allows attackers to execute arbitrary code or crash the device's process.
Understanding CVE-2018-6414
An issue with the web server of specific Hikvision IP Cameras has been identified, leading to a vulnerability that can be exploited by attackers.
What is CVE-2018-6414?
This CVE refers to a buffer overflow vulnerability in the web server of certain Hikvision IP Cameras, enabling attackers to compromise device memory and execute arbitrary code or crash the process.
The Impact of CVE-2018-6414
- Attackers can exploit the vulnerability by sending a specially crafted message to affected devices
- Successful exploitation can result in memory corruption, leading to arbitrary code execution or process crashes
Technical Details of CVE-2018-6414
A buffer overflow vulnerability in the web server of some Hikvision IP Cameras allows attackers to compromise device memory and execute arbitrary code.
Vulnerability Description
- Attackers can exploit the inadequate input validation of affected devices
- This can lead to memory corruption and the execution of arbitrary code or process crashes
Affected Systems and Versions
- Products affected: DS-2DE4xxxW, DS-2DE5xxxW, DS-2DE7xxxW
- Vendor: Hikvision
- Vulnerable version: V5.5.6 build180408 and previous versions
Exploitation Mechanism
- Attackers send a specifically designed message to exploit the vulnerability
- Inadequate input validation allows for memory corruption and code execution
Mitigation and Prevention
Immediate Steps to Take:
- Apply patches provided by Hikvision to address the vulnerability
- Implement network segmentation to limit exposure
Long-Term Security Practices:
- Regularly update firmware and software to the latest versions
- Conduct security assessments and penetration testing to identify vulnerabilities
- Monitor network traffic for any suspicious activities
- Educate users on best security practices to prevent exploitation
- Implement strong access controls and authentication mechanisms
- Consider using intrusion detection and prevention systems
- Stay informed about security advisories and updates from Hikvision