CVE-2008-3588 in phsBlog
Summary
by MITRE
Multiple SQL injection vulnerabilities in phsBlog 0.1.1 allow remote attackers to execute arbitrary SQL commands via the (1) eid parameter to comments.php, (2) cid parameter to index.php, and the (3) urltitle parameter to entries.php.
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Analysis
by VulDB Data Team • 11/03/2024
The vulnerability identified as CVE-2008-3588 represents a critical security flaw in phsBlog version 0.1.1 that exposes multiple pathways for remote attackers to perform SQL injection attacks. This vulnerability affects three distinct parameters across different script files within the blogging platform, creating multiple attack vectors that can be exploited to gain unauthorized access to the underlying database system. The affected parameters include eid in comments.php, cid in index.php, and urltitle in entries.php, each representing a separate entry point for malicious SQL command execution. This type of vulnerability falls under the common weakness enumeration CWE-89 which specifically addresses SQL injection flaws that occur when user-supplied data is directly incorporated into SQL queries without proper sanitization or parameterization.
The technical exploitation of these vulnerabilities occurs when the application fails to properly validate or escape user input before incorporating it into database queries. When an attacker submits malicious SQL payloads through any of the three vulnerable parameters, the application processes these inputs directly within SQL statements, allowing the attacker to manipulate the query execution flow. This manipulation can result in unauthorized data retrieval, modification, or deletion from the database, potentially leading to complete system compromise. The vulnerability demonstrates poor input validation practices and highlights the critical importance of implementing proper parameterized queries or prepared statements to prevent such attacks. According to the ATT&CK framework, this vulnerability maps to the technique T1190 - Exploit Public-Facing Application, as it represents an attack against publicly accessible web applications that allows for remote code execution through database manipulation.
The operational impact of CVE-2008-3588 extends beyond simple data theft, as successful exploitation can lead to complete database compromise and potential system infiltration. Attackers can leverage these vulnerabilities to extract sensitive information such as user credentials, personal data, and application configuration details. The multi-vector nature of this vulnerability increases the attack surface, as different parameters may be accessible through various user interactions or automated scanning tools. Organizations running phsBlog 0.1.1 are particularly at risk since the vulnerability affects core application functionality, including comment management, content display, and entry handling. The lack of proper input sanitization creates an environment where attackers can escalate privileges, modify application behavior, or even gain shell access to the underlying server depending on the database configuration and permissions. This vulnerability also demonstrates the importance of regular security assessments and the implementation of web application firewalls to detect and prevent such injection attacks. The exploitation of these vulnerabilities aligns with the ATT&CK technique T1071.004 - Application Layer Protocol: DNS, as attackers may use DNS tunneling or similar methods to bypass network security controls while executing SQL injection payloads.
Mitigation strategies for CVE-2008-3588 require immediate implementation of proper input validation and parameterized query execution throughout the application code. Organizations should implement comprehensive output encoding and input sanitization measures to prevent malicious data from being processed as SQL commands. The recommended approach involves replacing direct string concatenation in SQL queries with parameterized queries or stored procedures that separate SQL code from user data. Additionally, implementing proper access controls and database permissions can limit the potential damage from successful exploitation attempts. Regular security updates and patches should be applied to ensure that known vulnerabilities are addressed promptly. Network-level protections such as web application firewalls and intrusion detection systems can provide additional layers of defense against exploitation attempts. The vulnerability also emphasizes the need for comprehensive security testing including dynamic and static analysis, penetration testing, and code reviews to identify and remediate similar issues before they can be exploited in production environments. Security teams should establish monitoring procedures to detect anomalous database access patterns that may indicate exploitation attempts and maintain incident response plans to address potential breaches effectively.