CVE-2019-19943 : Security Advisory and Response
Discover the impact of CVE-2019-19943, a vulnerability in quickweb.exe of Pablo Quick 'n Easy Web Server 3.3.8, allowing remote code execution. Learn about affected systems, exploitation, and mitigation steps.
A vulnerability has been discovered in quickweb.exe, the HTTP service component of Pablo Quick 'n Easy Web Server version 3.3.8, allowing remote unauthenticated attackers to corrupt heap memory and potentially execute remote code.
Understanding CVE-2019-19943
This CVE involves a vulnerability in the HTTP service component of Pablo Quick 'n Easy Web Server version 3.3.8.
What is CVE-2019-19943?
The vulnerability in quickweb.exe allows remote unauthenticated attackers to corrupt heap memory by providing a large host or domain parameter. This could lead to remote code execution due to a double free issue.
The Impact of CVE-2019-19943
Exploiting this vulnerability could result in remote code execution, posing a significant security risk to affected systems.
Technical Details of CVE-2019-19943
This section provides technical details about the vulnerability.
Vulnerability Description
The HTTP service in quickweb.exe in Pablo Quick 'n Easy Web Server 3.3.8 allows Remote Unauthenticated Heap Memory Corruption via a large host or domain parameter. Remote code execution may be achievable due to a double free.
Affected Systems and Versions
- Product: Pablo Quick 'n Easy Web Server
- Version: 3.3.8
Exploitation Mechanism
Attackers can exploit this vulnerability remotely by providing a large host or domain parameter, corrupting heap memory, and potentially executing malicious code.
Mitigation and Prevention
Protecting systems from CVE-2019-19943 requires immediate action and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by the vendor promptly.
- Implement network segmentation to limit the impact of potential attacks.
- Monitor network traffic for any suspicious activity.
Long-Term Security Practices
- Regularly update and patch all software and applications.
- Conduct security assessments and penetration testing to identify vulnerabilities.
- Educate users about safe browsing habits and potential security risks.
- Implement strong access controls and authentication mechanisms.
- Keep abreast of security advisories and updates from relevant sources.
Patching and Updates
Ensure that the affected system is updated with the latest patches and security updates to mitigate the risk of exploitation.