CVE-2020-10806 Explained : Impact and Mitigation
Learn about CVE-2020-10806, a vulnerability in eZ Publish Kernel and Legacy versions allowing remote code execution. Find mitigation steps and preventive measures here.
eZ Publish Kernel before 5.4.14.1, 6.x before 6.13.6.2, and 7.x before 7.5.6.2 and eZ Publish Legacy before 5.4.14.1, 2017 before 2017.12.7.2, and 2019 before 2019.03.4.2 allow remote attackers to execute arbitrary code by uploading PHP code, unless the vhost configuration permits only app.php execution.
Understanding CVE-2020-10806
This CVE involves remote code execution vulnerabilities in eZ Publish Kernel and eZ Publish Legacy versions.
What is CVE-2020-10806?
This CVE allows remote attackers to execute arbitrary code by uploading PHP code, unless restricted by vhost configuration.
The Impact of CVE-2020-10806
The vulnerability can lead to unauthorized execution of malicious code on affected systems, potentially compromising data and system integrity.
Technical Details of CVE-2020-10806
This section provides more technical insights into the CVE.
Vulnerability Description
The vulnerability in eZ Publish Kernel and eZ Publish Legacy versions allows remote attackers to upload PHP code for arbitrary code execution.
Affected Systems and Versions
- eZ Publish Kernel before 5.4.14.1, 6.x before 6.13.6.2, and 7.x before 7.5.6.2
- eZ Publish Legacy before 5.4.14.1, 2017 before 2017.12.7.2, and 2019 before 2019.03.4.2
Exploitation Mechanism
Attackers can exploit this vulnerability by uploading PHP code, bypassing restrictions if vhost configuration allows.
Mitigation and Prevention
Protecting systems from CVE-2020-10806 is crucial for maintaining security.
Immediate Steps to Take
- Apply security patches provided by the vendor promptly.
- Restrict file upload capabilities to trusted users only.
- Review and adjust vhost configurations to limit PHP execution permissions.
Long-Term Security Practices
- Regularly update and patch software to address known vulnerabilities.
- Implement file upload restrictions and security measures to prevent unauthorized code execution.
Patching and Updates
Ensure that all affected systems are updated with the latest patches and security fixes.