CVE-2020-26806 Explained : Impact and Mitigation
Learn about CVE-2020-26806 affecting ObjectPlanet Opinio before 7.15, allowing remote code execution via executable JSP file uploads. Find mitigation steps and preventive measures.
ObjectPlanet Opinio before 7.15 allows Unrestricted File Upload of executable JSP files, leading to remote code execution.
Understanding CVE-2020-26806
This CVE involves a vulnerability in ObjectPlanet Opinio that enables the upload of malicious JSP files, potentially resulting in remote code execution.
What is CVE-2020-26806?
The vulnerability in admin/file.do in ObjectPlanet Opinio before version 7.15 allows the upload of executable JSP files, which can lead to remote code execution. This is due to the ability of filePath to undergo directory traversal and fileContent to contain valid JSP code.
The Impact of CVE-2020-26806
The exploitation of this vulnerability can result in remote code execution, allowing attackers to take control of the affected system and potentially compromise sensitive data.
Technical Details of CVE-2020-26806
ObjectPlanet Opinio before 7.15 is susceptible to the following:
Vulnerability Description
- Unrestricted File Upload vulnerability in admin/file.do
- Allows uploading of executable JSP files
- Enables remote code execution
Affected Systems and Versions
- Product: ObjectPlanet Opinio
- Vendor: ObjectPlanet
- Versions affected: All versions before 7.15
Exploitation Mechanism
- Attackers can upload malicious JSP files via admin/file.do
- File upload capability allows for the execution of arbitrary code
Mitigation and Prevention
It is crucial to take immediate steps to mitigate the risks posed by CVE-2020-26806:
Immediate Steps to Take
- Update ObjectPlanet Opinio to version 7.15 or later to patch the vulnerability
- Implement strict file upload validation to prevent the upload of malicious files
- Monitor file upload activities for any suspicious behavior
Long-Term Security Practices
- Conduct regular security assessments and penetration testing to identify vulnerabilities
- Educate users on safe file handling practices and the risks of file uploads
Patching and Updates
- Regularly apply security patches and updates provided by ObjectPlanet to address known vulnerabilities