CVE-2008-5213 in AJ Article
Summary
by MITRE
SQL injection vulnerability in featured_article.php in AJ Article 1.0 allows remote attackers to execute arbitrary SQL commands via the artid parameter in a search detail action.
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Analysis
by VulDB Data Team • 10/21/2024
The CVE-2008-5213 vulnerability represents a critical SQL injection flaw discovered in the AJ Article 1.0 content management system, specifically within the featured_article.php script. This vulnerability arises from inadequate input validation and sanitization practices within the application's handling of user-supplied data. The flaw manifests when the application processes the artid parameter during search detail actions, creating an exploitable condition where malicious actors can inject arbitrary SQL commands into the database query execution flow. The vulnerability stems from the application's failure to properly escape or validate user input before incorporating it into database queries, allowing attackers to manipulate the underlying SQL structure and potentially gain unauthorized access to sensitive data or execute destructive operations.
The technical implementation of this vulnerability aligns with CWE-89, which specifically addresses SQL injection weaknesses in software applications. Attackers can exploit this flaw by crafting malicious payloads that manipulate the artid parameter to inject SQL syntax into the database query. When the application processes these crafted inputs without proper sanitization, the injected SQL commands execute with the privileges of the database user account associated with the application. This vulnerability operates at the application layer and can be exploited remotely, requiring no local system access or authentication. The attack vector specifically targets the search detail functionality where user inputs are directly incorporated into SQL queries without adequate protection mechanisms such as prepared statements or proper input filtering.
The operational impact of this vulnerability extends beyond simple data theft, encompassing potential complete system compromise and data destruction capabilities. Successful exploitation could enable attackers to extract sensitive information including user credentials, database schema details, and confidential business data stored within the application's database. Additionally, attackers might escalate privileges to execute administrative commands, modify database contents, or even gain shell access to the underlying server depending on the database configuration and application permissions. The vulnerability affects any system running AJ Article 1.0 where the featured_article.php script is accessible and where the application's database connection lacks proper security controls. This represents a significant risk to organizations relying on this CMS component, particularly those handling sensitive user information or business-critical data.
Mitigation strategies for CVE-2008-5213 should prioritize immediate implementation of proper input validation and parameterized queries. Organizations must ensure all user inputs are properly sanitized and validated before being incorporated into database operations, implementing prepared statements or parameterized queries to prevent SQL injection attacks. The recommended approach aligns with ATT&CK technique T1190, which focuses on exploiting vulnerabilities in software applications to gain unauthorized access. Security measures should include input filtering, output encoding, and proper error handling to prevent information disclosure. System administrators should also consider implementing web application firewalls, database activity monitoring, and regular security assessments to detect and prevent exploitation attempts. The most effective long-term solution involves upgrading to a supported version of the AJ Article CMS that addresses this vulnerability, as the original version is no longer maintained and likely contains additional unpatched security flaws that could compound the risk profile.