CVE-2020-15435 : What You Need to Know
Learn about CVE-2020-15435, a critical vulnerability in CentOS Web Panel cwp-e17.0.9.8.923 allowing remote attackers to execute arbitrary code without authentication. Find mitigation steps here.
This vulnerability allows remote attackers to execute arbitrary code on affected installations of CentOS Web Panel cwp-e17.0.9.8.923 without requiring authentication. The flaw exists within ajax_dashboard.php, enabling attackers to execute code in the context of root.
Understanding CVE-2020-15435
This CVE affects CentOS Web Panel version cwp-e17.0.9.8.923.
What is CVE-2020-15435?
CVE-2020-15435 is a critical vulnerability that permits remote attackers to run arbitrary code on CentOS Web Panel installations without authentication. The issue lies in the improper validation of user-supplied input in the service_start parameter of ajax_dashboard.php.
The Impact of CVE-2020-15435
The vulnerability has a CVSS base score of 9.8, indicating a critical severity level. Its high impact on confidentiality, integrity, and availability makes it a significant threat to affected systems.
Technical Details of CVE-2020-15435
This section provides more technical insights into the vulnerability.
Vulnerability Description
The flaw allows attackers to execute code on the target system by exploiting the inadequate validation of user input in the service_start parameter of ajax_dashboard.php.
Affected Systems and Versions
- Product: CentOS Web Panel
- Vendor: CentOS Web Panel
- Version: cwp-e17.0.9.8.923
Exploitation Mechanism
Attackers can exploit this vulnerability remotely without requiring any privileges, enabling them to execute arbitrary code in the context of root.
Mitigation and Prevention
Protecting systems from CVE-2020-15435 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by CentOS Web Panel promptly.
- Monitor for any unauthorized access or suspicious activities on the system.
Long-Term Security Practices
- Implement strict input validation mechanisms in web applications to prevent similar vulnerabilities.
- Conduct regular security assessments and penetration testing to identify and address potential weaknesses.
Patching and Updates
- Regularly update and patch the CentOS Web Panel to ensure that known vulnerabilities are mitigated effectively.