CVE-2020-21356 Explained : Impact and Mitigation

An information disclosure vulnerability in upload.php of PopojiCMS 1.2 leads to physical path disclosure of the host when 'name = "file" is deleted during file uploads.

Understanding CVE-2020-21356

This CVE involves an information disclosure vulnerability in PopojiCMS 1.2 that can expose the physical path of the host system.

What is CVE-2020-21356?

This CVE refers to a security flaw in the upload.php file of PopojiCMS 1.2, which can reveal sensitive information about the host's file system when specific actions are taken during file uploads.

The Impact of CVE-2020-21356

The vulnerability can be exploited by attackers to gain insights into the server's directory structure, potentially aiding in further attacks or unauthorized access.

Technical Details of CVE-2020-21356

This section delves into the specifics of the vulnerability.

Vulnerability Description

The issue arises in upload.php of PopojiCMS 1.2, where deleting 'name = "file"' during file uploads triggers the disclosure of the host's physical path.

Affected Systems and Versions

Affected Product: PopojiCMS 1.2
Vendor: N/A
Affected Version: N/A

Exploitation Mechanism

By manipulating the 'name = "file"' parameter during file uploads, attackers can reveal the host's physical path, potentially aiding in further attacks.

Mitigation and Prevention

Protecting systems from this vulnerability requires immediate action and long-term security practices.

Immediate Steps to Take

Disable file uploads in PopojiCMS until a patch is available.
Monitor system logs for any suspicious activities.

Long-Term Security Practices

Regularly update and patch software to prevent known vulnerabilities.
Implement access controls and restrictions to limit exposure of sensitive information.

Patching and Updates

Stay informed about security updates from PopojiCMS and apply patches promptly to mitigate this vulnerability.