CVE-2005-3870 in edmobbs
Summary
by MITRE
Multiple SQL injection vulnerabilities in edmobbs9r.php in edmoBBS 0.9 and earlier allow remote attackers to execute arbitrary SQL commands via the (1) table and (2) messageID parameters.
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Analysis
by VulDB Data Team • 06/22/2025
The vulnerability identified as CVE-2005-3870 represents a critical security flaw in edmoBBS version 0.9 and earlier, specifically within the edmobbs9r.php script. This issue manifests as multiple SQL injection vulnerabilities that enable remote attackers to execute arbitrary SQL commands against the underlying database system. The vulnerability affects two primary parameters within the script: table and messageID, both of which are susceptible to malicious input manipulation. The flaw arises from insufficient input validation and sanitization mechanisms, allowing attackers to inject malicious SQL code that gets executed within the database context. This type of vulnerability falls under the category of CWE-89 SQL Injection as defined by the Common Weakness Enumeration standard, which categorizes it as a persistent and dangerous flaw that can compromise entire database systems.
The operational impact of this vulnerability extends far beyond simple data corruption or unauthorized access. Attackers exploiting this vulnerability can potentially gain complete control over the database backend, allowing them to extract sensitive information, modify or delete database records, and even escalate privileges within the system. The remote nature of the attack means that adversaries do not require physical access to the system or local network presence to exploit this weakness. This vulnerability directly aligns with ATT&CK technique T1071.004 Application Layer Protocol: DNS, as attackers often use SQL injection to establish persistent access and exfiltrate data through database connections. The affected edmoBBS platform, being a bulletin board system, would likely contain user credentials, forum posts, personal information, and other sensitive data that could be compromised through successful exploitation.
The technical implementation of this vulnerability demonstrates poor input validation practices within the edmobbs9r.php script. When user-supplied parameters table and messageID are directly incorporated into SQL queries without proper sanitization or parameterization, attackers can manipulate these inputs to alter the intended SQL command execution flow. This flaw represents a classic case of inadequate input filtering where the application fails to properly escape or validate user-provided data before processing it within database operations. The vulnerability exists in the application layer and specifically targets the database interaction components, making it particularly dangerous for web applications that rely heavily on database connectivity. Organizations running affected versions of edmoBBS face significant risk of data breaches and system compromise, as the vulnerability allows for arbitrary code execution within the database context. The lack of proper input validation and the direct incorporation of user data into SQL queries creates an environment where malicious actors can bypass authentication mechanisms and gain unauthorized access to sensitive information stored within the database infrastructure. Mitigation strategies should focus on implementing proper parameterized queries, input validation, and output encoding to prevent such vulnerabilities from being exploited in similar applications.
The broader implications of this vulnerability highlight the importance of secure coding practices and regular security assessments in web application development. Legacy systems like edmoBBS 0.9 often contain such vulnerabilities due to outdated security practices and lack of security updates. This vulnerability serves as a reminder of the critical need for organizations to maintain current security patches and implement robust input validation mechanisms across all application components that interact with databases. The vulnerability also underscores the necessity of following security frameworks such as OWASP Top Ten and implementing proper database security measures including least privilege access controls and regular security audits to prevent unauthorized database access and data compromise.