CVE-2008-2963 in MyBlog
Summary
by MITRE
Multiple SQL injection vulnerabilities in MyBlog allow remote attackers to execute arbitrary SQL commands via the (1) view parameter to (a) index.php, and the (2) id parameter to (b) member.php and (c) post.php.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Analysis
by VulDB Data Team • 10/29/2024
The vulnerability described in CVE-2008-2963 represents a critical security flaw in the MyBlog content management system that exposes multiple pathways for remote attackers to execute arbitrary SQL commands. This issue stems from inadequate input validation and sanitization within the application's handling of user-supplied parameters, creating persistent opportunities for malicious exploitation. The vulnerability specifically targets three distinct endpoints within the MyBlog application where user input is directly incorporated into SQL query constructions without proper escaping or parameterization mechanisms.
The technical implementation of this vulnerability manifests through three primary attack vectors that all exploit the same underlying flaw in input handling. The first vector operates through the view parameter in index.php, while the second and third vectors target the id parameter in member.php and post.php respectively. These parameters are processed without adequate sanitization, allowing attackers to inject malicious SQL payloads that bypass authentication mechanisms and gain unauthorized access to the underlying database. The vulnerability directly aligns with CWE-89 which specifically addresses SQL injection flaws, where inadequate input validation permits attackers to manipulate database queries through malicious input.
From an operational perspective, this vulnerability presents a severe risk to organizations utilizing MyBlog as their content management platform. Attackers can leverage these SQL injection points to extract sensitive information from the database, including user credentials, personal data, and application configuration details. 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. The impact extends beyond simple data theft to potentially allowing full system compromise through database manipulation, privilege escalation, and lateral movement within the network infrastructure.
The attack surface for this vulnerability encompasses any user interaction with the affected MyBlog application components, particularly when users navigate to pages that process the vulnerable parameters. The exploitation process typically involves crafting malicious payloads that manipulate the SQL query structure, potentially using techniques such as union-based attacks, error-based extraction, or time-based blind injection methods. The vulnerability's persistence across multiple endpoints indicates a systemic issue in the application's security architecture, suggesting that similar flaws may exist in other parameter handling functions throughout the codebase.
Mitigation strategies for CVE-2008-2963 must focus on implementing proper input validation and parameterized queries to prevent SQL injection attacks. Organizations should immediately apply patches or updates provided by the MyBlog developers to address this vulnerability, as the risk of exploitation remains high for unpatched systems. Additionally, implementing web application firewalls and input sanitization measures can provide additional layers of protection. Security teams should conduct comprehensive code reviews to identify and remediate similar vulnerabilities throughout the application's codebase, ensuring that all user inputs are properly validated and escaped before being incorporated into database queries. The implementation of proper access controls and database permissions can also limit the potential damage from successful exploitation attempts, aligning with defense-in-depth principles outlined in various cybersecurity frameworks including those referenced in the ATT&CK methodology for command and control operations.