CVE-2020-15432 : Vulnerability Insights and Analysis
Learn about CVE-2020-15432, a critical vulnerability in CentOS Web Panel allowing remote code execution without authentication. Find mitigation steps and long-term security practices here.
A vulnerability in CentOS Web Panel allows remote attackers to execute arbitrary code without authentication, posing a critical threat.
Understanding CVE-2020-15432
This CVE identifies a critical vulnerability in CentOS Web Panel that enables remote code execution without requiring authentication.
What is CVE-2020-15432?
This vulnerability in CentOS Web Panel's cwp-e17.0.9.8.923 version allows attackers to execute arbitrary code. The flaw lies in ajax_migration_cpanel.php, where user-supplied strings are not properly validated before executing system calls, enabling code execution as root.
The Impact of CVE-2020-15432
The vulnerability has a CVSS base score of 9.8 (Critical) with high impacts on confidentiality, integrity, and availability. Attackers can exploit this flaw remotely without user interaction, potentially leading to system compromise.
Technical Details of CVE-2020-15432
This section delves into the technical aspects of the vulnerability.
Vulnerability Description
The vulnerability stems from improper validation of user-supplied strings in the filespace parameter of ajax_migration_cpanel.php, allowing attackers to execute system calls.
Affected Systems and Versions
- Product: CentOS Web Panel
- Version: cwp-e17.0.9.8.923
Exploitation Mechanism
Attackers can exploit this vulnerability remotely over a network without requiring any privileges, leveraging the flaw in the ajax_migration_cpanel.php file to execute arbitrary code.
Mitigation and Prevention
Protecting systems from CVE-2020-15432 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches promptly to mitigate the vulnerability.
- Monitor network traffic for any suspicious activities.
- Implement strong access controls to limit system exposure.
Long-Term Security Practices
- Conduct regular security assessments and audits to identify vulnerabilities.
- Educate users and administrators on secure coding practices and threat awareness.
- Keep systems and software updated to prevent known vulnerabilities.
- Employ network segmentation to contain potential breaches.
Patching and Updates
Regularly check for security updates and patches from CentOS Web Panel to address CVE-2020-15432 and other vulnerabilities.