CVE-2019-19840 : What You Need to Know
Learn about CVE-2019-19840, a stack-based buffer overflow vulnerability in Ruckus Unleashed allowing remote code execution. Find mitigation steps and prevention measures here.
An unauthenticated HTTP request to zap_parse_args in zap.c in zap in Ruckus Unleashed through version 200.7.10.102.64 can lead to remote code execution due to a stack-based buffer overflow vulnerability.
Understanding CVE-2019-19840
A stack-based buffer overflow vulnerability in Ruckus Unleashed allows remote code execution through an unauthenticated HTTP request.
What is CVE-2019-19840?
This CVE refers to a security flaw in Ruckus Unleashed that enables remote attackers to execute arbitrary code via a specially crafted HTTP request.
The Impact of CVE-2019-19840
The vulnerability can be exploited by remote attackers to execute malicious code on the target system, potentially leading to unauthorized access, data theft, or system compromise.
Technical Details of CVE-2019-19840
Ruckus Unleashed is susceptible to a stack-based buffer overflow vulnerability.
Vulnerability Description
The issue arises from a stack-based buffer overflow in zap_parse_args in zap.c in Ruckus Unleashed through version 200.7.10.102.64, triggered by an unauthenticated HTTP request.
Affected Systems and Versions
- Product: Ruckus Unleashed
- Versions affected: up to 200.7.10.102.64
Exploitation Mechanism
The vulnerability can be exploited by sending a specifically crafted HTTP request to the vulnerable component, leading to the execution of arbitrary code.
Mitigation and Prevention
It is crucial to take immediate steps to mitigate the risks posed by CVE-2019-19840.
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 systems to prevent known vulnerabilities.
- Conduct security assessments and penetration testing to identify and address weaknesses.
- Educate users and employees about safe browsing habits and cybersecurity best practices.
Patching and Updates
- Stay informed about security updates and advisories from Ruckus Wireless.
- Apply patches and updates as soon as they are released to ensure the security of your systems and data.