CVE-2006-2889 in Pixelpost
Summary
by MITRE
Multiple SQL injection vulnerabilities in index.php in Pixelpost 1-5rc1-2 and earlier allow remote attackers to execute arbitrary SQL commands, and leverage them to gain administrator privileges, via the (1) category or (2) archivedate parameter.
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Analysis
by VulDB Data Team • 06/20/2019
The vulnerability identified as CVE-2006-2889 represents a critical security flaw in Pixelpost versions 1-5rc1-2 and earlier, where multiple SQL injection vulnerabilities exist within the index.php file. This vulnerability specifically targets the category and archivedate parameters, creating a pathway for remote attackers to execute arbitrary SQL commands against the underlying database system. The flaw stems from inadequate input validation and sanitization mechanisms that fail to properly escape or filter user-supplied data before incorporating it into SQL query constructions. Such vulnerabilities fall under the Common Weakness Enumeration category CWE-89, which specifically addresses SQL injection weaknesses in software applications.
The technical exploitation of this vulnerability occurs when an attacker submits malicious input through the vulnerable category or archivedate parameters in the index.php script. The application processes these parameters without proper sanitization, allowing attackers to inject malicious SQL code that gets executed within the database context. This injection can potentially retrieve sensitive data, modify database records, or even escalate privileges to administrator level access. The impact is particularly severe because the vulnerability enables remote code execution capabilities that bypass normal authentication mechanisms, allowing unauthorized users to gain administrative control over the affected system.
The operational consequences of this vulnerability extend beyond simple data compromise, as it creates a persistent security risk that can be exploited by attackers with minimal technical expertise. Organizations running affected Pixelpost installations face significant exposure to data breaches, system compromise, and potential full system takeover. The vulnerability's remote nature means that attackers do not require physical access or local network presence to exploit the flaw, making it particularly dangerous in internet-facing applications. According to ATT&CK framework category T1190, this vulnerability represents a network service exploitation technique that can lead to privilege escalation and persistent access within the target environment.
Mitigation strategies for CVE-2006-2889 must focus on immediate patching of the affected Pixelpost versions, as the vulnerability has been addressed in subsequent releases. Organizations should implement proper input validation and parameterized queries to prevent similar issues in other applications. The use of prepared statements and stored procedures can effectively prevent SQL injection attacks by separating SQL code from data. Additionally, network segmentation and firewall rules should be implemented to limit access to the affected application, while regular security audits and penetration testing can help identify similar vulnerabilities in other systems. The remediation process should also include monitoring for any signs of exploitation attempts and implementing proper logging mechanisms to track parameter usage and potential attack vectors.