CVE-2011-1060 in WSN Guest
Summary
by MITRE
SQL injection vulnerability in the member function in classes/member.php in WSN Guest 1.24 allows remote attackers to execute arbitrary SQL commands via the wsnuser cookie to index.php.
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Analysis
by VulDB Data Team • 02/06/2025
The vulnerability identified as CVE-2011-1060 represents a critical SQL injection flaw within the WSN Guest 1.24 web application, specifically targeting the member function located in classes/member.php. This vulnerability exists due to inadequate input validation and sanitization of user-supplied data, particularly when processing the wsnuser cookie parameter in the index.php script. The flaw allows remote attackers to inject malicious SQL commands directly into the application's database query execution flow, potentially compromising the entire backend database system.
The technical implementation of this vulnerability stems from the application's failure to properly escape or validate the wsnuser cookie value before incorporating it into SQL queries. When a user accesses the application, the wsnuser cookie is processed by the member function in classes/member.php, which then constructs SQL statements without adequate protection against malicious input. This creates a direct pathway for attackers to manipulate the SQL query structure through crafted cookie values, enabling them to execute unauthorized database operations such as data extraction, modification, or deletion. The vulnerability operates at the application layer and specifically targets the database interaction logic, making it particularly dangerous for systems that rely on proper authentication and authorization mechanisms.
From an operational perspective, this vulnerability poses significant risks to organizations using WSN Guest 1.24, as it provides attackers with the ability to bypass normal authentication procedures and gain unauthorized access to sensitive user data and system information. The impact extends beyond simple data theft to include potential system compromise, data corruption, and service disruption. Attackers can leverage this vulnerability to escalate privileges, access confidential user information, manipulate database contents, and potentially establish persistent access points within the target environment. The remote nature of the attack means that exploitation can occur from any location without requiring physical access to the system, making it particularly attractive to threat actors seeking automated or large-scale attacks.
Security practitioners should implement immediate mitigations including input validation and sanitization measures, proper parameterized query construction, and cookie security enhancements. The vulnerability aligns with CWE-89, which specifically addresses SQL injection flaws in software applications, and demonstrates characteristics consistent with ATT&CK technique T1190 for exploiting vulnerabilities in web applications. Organizations should conduct comprehensive code reviews to identify similar patterns in other application components, implement proper output encoding for database interactions, and ensure that all user inputs are properly validated before being processed. Additionally, regular security assessments and vulnerability scanning should be performed to detect and remediate similar weaknesses across the entire application stack.