CVE-2018-16821 Explained : Impact and Mitigation

SeaCMS 6.64 allows arbitrary directory listing via upload/admin/admin_template.php?path=../templets/../../ requests.

Understanding CVE-2018-16821

SeaCMS 6.64 has a vulnerability that enables arbitrary directory listing through specific requests.

What is CVE-2018-16821?

The upload/admin/admin_template.php file in SeaCMS 6.64 has a vulnerability that allows for arbitrary directory listing as a result of requests made with the path parameter set to ../templets/../../.

The Impact of CVE-2018-16821

This vulnerability can be exploited to view sensitive directory contents, potentially leading to unauthorized access to critical files and data.

Technical Details of CVE-2018-16821

SeaCMS 6.64 is susceptible to an arbitrary directory listing vulnerability.

Vulnerability Description

The upload/admin/admin_template.php file in SeaCMS 6.64 allows attackers to list directories arbitrarily by manipulating the path parameter in specific requests.

Affected Systems and Versions

Affected Product: SeaCMS 6.64
Vendor: N/A
Affected Version: N/A

Exploitation Mechanism

Attackers can exploit this vulnerability by sending requests with the path parameter set to ../templets/../../ to the upload/admin/admin_template.php file.

Mitigation and Prevention

It is crucial to take immediate steps to mitigate the risks posed by CVE-2018-16821.

Immediate Steps to Take

Disable access to the vulnerable file or directory.
Implement input validation to prevent malicious path manipulation.
Regularly monitor and review directory listings for unauthorized access.

Long-Term Security Practices

Conduct regular security assessments and penetration testing to identify vulnerabilities.
Keep software and systems up to date with the latest security patches.

Patching and Updates

Apply patches or updates provided by SeaCMS to address the vulnerability and enhance system security.