CVE-2008-3495 in Pcshey Portal
Summary
by MITRE
SQL injection vulnerability in kategori.asp in Pcshey Portal allows remote attackers to execute arbitrary SQL commands via the kid parameter.
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Analysis
by VulDB Data Team • 11/22/2024
The vulnerability identified as CVE-2008-3495 represents a critical SQL injection flaw within the Pcshey Portal web application, specifically affecting the kategori.asp component. This vulnerability resides in the handling of user input through the kid parameter, which is processed without adequate sanitization or validation mechanisms. The flaw allows remote attackers to inject malicious SQL code directly into the application's database query execution pipeline, potentially compromising the entire backend database infrastructure.
This vulnerability falls under the Common Weakness Enumeration category CWE-89, which specifically addresses SQL injection weaknesses in software applications. The technical implementation flaw occurs when the application directly incorporates user-supplied input from the kid parameter into SQL query strings without proper parameterization or input filtering. The absence of input validation creates an exploitable condition where attackers can manipulate database queries by appending malicious SQL statements to the parameter value, effectively bypassing authentication mechanisms and gaining unauthorized access to sensitive data.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with the capability to execute arbitrary SQL commands on the underlying database server. This can result in complete database compromise including data exfiltration, data modification, unauthorized user account creation, and potential lateral movement within the network infrastructure. The remote nature of the attack means that exploitation can occur from any location without requiring physical access to the system, making it particularly dangerous for web applications handling sensitive information.
Security professionals should implement multiple layers of defense to mitigate this vulnerability, beginning with immediate input validation and parameterized query implementation. The remediation process must include proper input sanitization of all user-supplied parameters, particularly those used in database operations. Organizations should also deploy web application firewalls and implement proper database access controls to limit the potential damage from successful exploitation attempts. According to the MITRE ATT&CK framework, this vulnerability maps to the T1071.004 technique for application layer protocol manipulation, highlighting the need for comprehensive network monitoring and intrusion detection systems to identify and prevent exploitation attempts. The vulnerability underscores the importance of regular security assessments and code reviews to identify similar injection flaws in legacy applications that may not have been designed with modern security practices in mind.