CVE-2009-4872 in BBS
Summary
by MITRE
Multiple SQL injection vulnerabilities in globepersonnel_login.asp in Logoshows BBS 2.0 allow remote attackers to execute arbitrary SQL commands via the (1) username and (2) password fields.
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Analysis
by VulDB Data Team • 12/08/2024
The vulnerability identified as CVE-2009-4872 represents a critical security flaw in the Logoshows BBS 2.0 software, specifically within the globepersonnel_login.asp component. This issue falls under the category of SQL injection vulnerabilities that have been classified under CWE-89, which describes improper neutralization of special elements used in an SQL command. The vulnerability affects the authentication mechanism of the bulletin board system, creating a pathway for malicious actors to manipulate the underlying database through crafted input parameters.
The technical implementation of this vulnerability occurs through the improper handling of user input in the username and password fields of the login form. When users submit their credentials, the application fails to properly sanitize or escape the input data before incorporating it into SQL queries. This allows attackers to inject malicious SQL code that can be executed by the database server, potentially leading to unauthorized access, data manipulation, or complete database compromise. The vulnerability is particularly dangerous because it affects the core authentication functionality, meaning that successful exploitation could provide attackers with legitimate user privileges or administrative access to the system.
The operational impact of this vulnerability extends beyond simple data theft, as it can enable attackers to perform a wide range of malicious activities including unauthorized database access, data exfiltration, privilege escalation, and potential system compromise. The remote nature of the attack means that adversaries can exploit this vulnerability from anywhere on the internet without requiring physical access to the system. According to ATT&CK framework, this vulnerability maps to T1190 - Exploit Public-Facing Application, as it represents an attack against a publicly accessible web application component. The exploitation process typically involves crafting malicious input strings that bypass input validation and directly manipulate the SQL query execution flow.
Organizations utilizing Logoshows BBS 2.0 should immediately implement mitigation strategies including input validation, parameterized queries, and proper output encoding to prevent SQL injection attacks. The most effective immediate solution involves implementing proper input sanitization techniques that ensure all user-supplied data is properly escaped or parameterized before being processed by the database. Additionally, implementing web application firewalls and intrusion detection systems can provide additional layers of protection. The vulnerability demonstrates the critical importance of secure coding practices and input validation in preventing database-related attacks, aligning with security standards that emphasize the need for proper SQL query construction and user input handling. Regular security assessments and code reviews should be conducted to identify and remediate similar vulnerabilities in other application components.