CNVD-2020-68596 Scanner

WeiPHP is a versatile content management system often utilized in small to medium businesses and personal websites for managing digital content and applications. It is designed for ease of use and customization, appealing to developers and users looking for flexible web application solutions. WeiPHP has gained popularity due to its open-source nature, allowing developers to modify and extend its functionalities. Despite its widespread use, WeiPHP may be vulnerable to certain security issues if not properly configured and maintained. Organizations employing WeiPHP should be vigilant in ensuring its security to prevent potential breaches. Regular updates and audits are recommended to secure the software against known vulnerabilities, such as Path Traversal.

Path Traversal is a significant security vulnerability that allows unauthorized users to access files on a server beyond their permissible directories. It operates by manipulating file path parameters in a web application to access a directory structure. This vulnerability can lead to the exposure of sensitive files such as application configurations, databases, and credential storage if exploited. Attackers can exploit this flaw to gain insight into the server structure and harvest information for further attacks. Since it compromises the confidentiality of the file system, Path Traversal is considered a severe security threat. Security patches and protective configurations are imperative to prevent Path Traversal vulnerabilities from being leveraged in the wild.

The Path Traversal vulnerability in WeiPHP 5.0 is facilitated through improper handling of path parameters, potentially allowing attackers access to files outside their directory scope. The endpoint '/public/index.php/material/Material/_download_imgage' with parameter 'picUrl' is susceptible to directory traversal by referencing malicious file paths. The vulnerability is cataloged under the CNVD designation CNVD-2020-68596, reflecting its impact on WeiPHP's latest version. By inserting path traversal sequences like '../' in the parameter 'picUrl,' attackers might retrieve unauthorized file contents from the server. This exploitation occurs because of insufficient validation of user-supplied input, circumventing access controls.

If exploited, this Path Traversal vulnerability can have catastrophic consequences, including unauthorized access to sensitive data and system configuration files. Such access could facilitate further intrusion actions such as data exfiltration or server manipulation. It compromises the server's confidentiality, exposing internal directory structures and confidential data to external entities. This poses severe risks to data privacy and can undermine user trust in the application’s integrity. Organizations might face financial losses and reputational harm if data breaches ensue from this vulnerability.