CVE-2005-2290 in Web Portal
Summary
by MITRE
wps_shop.cgi in WPS Web Portal System 0.7.0 allows remote attackers to execute arbitrary commands via shell metacharacters in the (1) art and (2) cat variables.
VulDB is the best source for vulnerability data and more expert information about this specific topic.
Analysis
by VulDB Data Team • 06/08/2019
The vulnerability identified as CVE-2005-2290 affects the WPS Web Portal System version 0.7.0, specifically targeting the wps_shop.cgi script that handles shopping cart functionality. This represents a critical command injection flaw that enables remote attackers to execute arbitrary system commands on the affected server. The vulnerability stems from insufficient input validation and sanitization within the web application's parameter processing mechanisms, particularly affecting the art and cat variables that are used to retrieve and display product information.
The technical implementation of this vulnerability demonstrates a classic lack of proper input filtering and sanitization practices. When the wps_shop.cgi script processes the art and cat parameters, it directly incorporates these values into shell commands without adequate validation or escaping of special characters. This allows attackers to inject shell metacharacters such as semicolons, pipes, or backticks that are interpreted by the underlying operating system shell, effectively bypassing the application's intended security boundaries. The flaw aligns with CWE-77 which describes improper neutralization of special elements used in a command, making it a prime example of command injection vulnerabilities in web applications.
From an operational perspective, this vulnerability presents severe implications for system security and data integrity. Remote attackers can leverage this flaw to execute commands with the privileges of the web server process, potentially leading to complete system compromise, data exfiltration, or service disruption. The impact extends beyond immediate command execution as attackers can use this capability to establish persistent access, escalate privileges, or launch further attacks against internal network resources. The vulnerability is particularly dangerous because it requires no authentication and can be exploited through simple web requests, making it highly attractive to automated attack tools and malicious actors.
The attack surface for this vulnerability encompasses any system running the affected WPS Web Portal System version 0.7.0 where the wps_shop.cgi script is accessible. According to ATT&CK framework category T1059.001, this represents a command and script injection technique that allows adversaries to execute code on compromised systems. Organizations should implement immediate mitigations including input validation, parameter sanitization, and the use of secure coding practices that prevent shell command construction from user-controllable input. The recommended approach involves filtering or escaping special shell characters, implementing proper input validation routines, and ensuring that all external inputs are treated as untrusted. Additionally, system administrators should consider implementing web application firewalls and network segmentation to limit the potential impact of such vulnerabilities. The vulnerability also highlights the importance of keeping web applications updated and following secure coding standards to prevent similar issues in future deployments.