CVE-2018-20478 : Security Advisory and Response

A vulnerability has been found in S-CMS 1.0 that allows unauthorized reading of specific files, including PHP source code, through the admin/download.php DownName parameter.

Understanding CVE-2018-20478

This CVE entry describes a security issue in S-CMS 1.0 that can be exploited to access sensitive files.

What is CVE-2018-20478?

This vulnerability in S-CMS 1.0 enables the unauthorized reading of certain files, such as PHP source code, by manipulating the DownName parameter.

The Impact of CVE-2018-20478

The vulnerability could lead to the exposure of sensitive information, including PHP source code, to unauthorized users.

Technical Details of CVE-2018-20478

This section provides more technical insights into the CVE-2018-20478 vulnerability.

Vulnerability Description

The flaw in S-CMS 1.0 allows attackers to read specific files, like PHP source code, by using a mixed-case extension in the admin/download.php DownName parameter.

Affected Systems and Versions

Affected Product: S-CMS 1.0
Affected Version: Not applicable

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating the DownName parameter with a mixed-case extension, such as using a value like download.Php.

Mitigation and Prevention

Protecting systems from CVE-2018-20478 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by the vendor promptly.
Monitor and restrict access to sensitive files and directories.

Long-Term Security Practices

Regularly update and patch the CMS software to address security vulnerabilities.
Implement access controls and authentication mechanisms to prevent unauthorized access.

Patching and Updates

Ensure that the S-CMS software is regularly updated with the latest security patches to mitigate the risk of exploitation.