CVE-2009-4871 in BBS
Summary
by MITRE
SQL injection vulnerability in globepersonnel_forum.asp in Logoshows BBS 2.0 allows remote attackers to execute arbitrary SQL commands via the forumid parameter.
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Analysis
by VulDB Data Team • 12/08/2024
The CVE-2009-4871 vulnerability represents a critical sql injection flaw in the Logoshows BBS 2.0 software, specifically within the globepersonnel_forum.asp component. This vulnerability exposes the system to remote code execution attacks through improper input validation mechanisms. The flaw occurs when the application fails to adequately sanitize user-supplied data passed through the forumid parameter, creating an exploitable condition that allows malicious actors to inject arbitrary sql commands directly into the database query execution chain. The vulnerability falls under the common weakness enumeration CWE-89 which specifically addresses sql injection vulnerabilities where untrusted data is incorporated into sql queries without proper sanitization or parameterization.
The technical exploitation of this vulnerability requires an attacker to craft malicious input for the forumid parameter that bypasses the application's input validation checks. When the vulnerable application processes this input, it directly incorporates the user-supplied data into sql statements without proper escaping or parameterization, enabling attackers to manipulate the underlying database queries. This allows for unauthorized data access, modification, or deletion, potentially leading to complete system compromise. The vulnerability's remote nature means attackers can exploit it without requiring physical access to the system, making it particularly dangerous in networked environments where the application is exposed to external traffic.
The operational impact of CVE-2009-4871 extends beyond simple data theft, as successful exploitation can result in complete database compromise and potential system takeover. Attackers can leverage this vulnerability to extract sensitive information such as user credentials, personal data, and system configurations. The vulnerability also enables attackers to modify or delete database records, potentially disrupting business operations and compromising data integrity. In multi-tenant environments or systems handling sensitive information, this could lead to unauthorized access to confidential data, regulatory compliance violations, and significant financial and reputational damage. The vulnerability affects the application's authentication and authorization mechanisms, potentially allowing privilege escalation attacks.
Mitigation strategies for CVE-2009-4871 should focus on implementing proper input validation and parameterized queries to prevent sql injection attacks. Organizations should immediately apply available patches or updates from the software vendor to address this vulnerability. Input sanitization mechanisms must be strengthened to validate and escape all user-supplied data before processing, particularly for parameters like forumid that are directly incorporated into database queries. Implementing web application firewalls and intrusion detection systems can provide additional layers of protection against exploitation attempts. The vulnerability aligns with several ATT&CK techniques including T1071.004 for application layer protocol and T1190 for exploit public-facing application, highlighting the need for comprehensive network security controls and regular vulnerability assessments. Regular security testing including automated scanning and manual penetration testing should be conducted to identify and remediate similar vulnerabilities in the application codebase.