CVE-2008-4573 in Munzursoft Web Portal W3
Summary
by MITRE
SQL injection vulnerability in kategori.asp in MunzurSoft Wep Portal W3 allows remote attackers to execute arbitrary SQL commands via the kat parameter.
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Analysis
by VulDB Data Team • 11/07/2024
The CVE-2008-4573 vulnerability represents a critical sql injection flaw within the MunzurSoft Wep Portal W3 web application, specifically affecting the kategori.asp component. This vulnerability resides in the parameter handling mechanism where user input is not properly sanitized before being incorporated into sql queries. The kat parameter serves as the primary attack vector, allowing malicious actors to inject arbitrary sql commands that are subsequently executed by the database server. The vulnerability stems from inadequate input validation and improper query construction practices that fail to distinguish between legitimate user data and potentially malicious sql code. This type of vulnerability falls under the common weakness enumeration category CWE-89, which specifically addresses sql injection flaws where untrusted data is directly embedded into sql command strings without proper escaping or parameterization.
The operational impact of this vulnerability extends beyond simple data exfiltration, as it provides attackers with full database access capabilities including read, write, and delete operations. Remote attackers can exploit this flaw to bypass authentication mechanisms, extract sensitive information such as user credentials, personal data, and business-critical information stored within the database. The vulnerability enables attackers to perform unauthorized data manipulation, potentially leading to complete system compromise and unauthorized access to confidential resources. Additionally, the attack surface is particularly concerning as it affects a web portal application that likely serves as a primary interface for user interactions and data management, making it a prime target for exploitation. The vulnerability exists in the context of web application security where proper input sanitization and output encoding should prevent such injection attacks.
Mitigation strategies for CVE-2008-4573 should focus on implementing robust input validation and parameterized query construction practices. The most effective approach involves replacing direct string concatenation of user input with prepared statements or parameterized queries that separate sql code from data. Organizations should implement proper input sanitization routines that filter or escape special characters commonly used in sql injection attacks including single quotes, semicolons, and comment delimiters. The implementation of web application firewalls and intrusion detection systems can provide additional layers of protection by monitoring for suspicious sql injection patterns. Security patches and updates should be applied immediately to address this vulnerability, while access controls and database permissions should be reviewed to limit the potential impact of successful exploitation. This vulnerability aligns with ATT&CK technique T1190 which describes exploiting vulnerabilities in web applications to gain unauthorized access to systems and data. The remediation process should include comprehensive code review practices to identify similar injection vulnerabilities throughout the application codebase, as well as regular security testing including automated scanning and manual penetration testing to ensure ongoing protection against sql injection threats.