CVE-2008-2869 in Link ADS 1
Summary
by MITRE
SQL injection vulnerability in out.php in E-topbiz Link ADS 1 allows remote attackers to execute arbitrary SQL commands via the linkid parameter.
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Analysis
by VulDB Data Team • 10/30/2024
The vulnerability identified as CVE-2008-2869 represents a critical SQL injection flaw within the E-topbiz Link ADS 1 web application, specifically affecting the out.php script. This vulnerability resides in the handling of user-supplied input through the linkid parameter, which is processed without adequate sanitization or validation mechanisms. The flaw allows remote attackers to inject malicious SQL code directly into the application's database query execution flow, potentially compromising the entire backend database infrastructure. The vulnerability is classified under CWE-89, which specifically addresses SQL injection weaknesses where untrusted data is incorporated into SQL commands without proper escaping or parameterization.
The technical exploitation of this vulnerability occurs when an attacker crafts a malicious linkid parameter value that contains SQL commands intended to manipulate or extract data from the underlying database. The out.php script fails to implement proper input validation or parameterized queries, creating an environment where attacker-controlled input directly influences the SQL execution context. This allows for unauthorized database access, data manipulation, and potential complete system compromise. The vulnerability demonstrates poor input handling practices that violate fundamental security principles and can be categorized under the ATT&CK technique T1071.004 for application layer protocol manipulation.
The operational impact of this vulnerability extends beyond simple data theft, as it enables attackers to execute arbitrary commands on the database server, potentially leading to complete system compromise. Remote attackers can leverage this vulnerability to extract sensitive information, modify database contents, or even escalate privileges within the application environment. The affected E-topbiz Link ADS 1 application represents a typical web application vulnerable to SQL injection attacks due to inadequate security controls in input processing. The vulnerability affects the confidentiality, integrity, and availability of the system by providing unauthorized access to the underlying database infrastructure and potentially enabling further lateral movement within the network.
Mitigation strategies for CVE-2008-2869 must focus on implementing proper input validation and parameterized queries throughout the application codebase. Organizations should immediately apply the vendor-supplied patches or updates to address this vulnerability, as the software appears to be outdated and no longer supported. The recommended approach involves implementing prepared statements or parameterized queries for all database interactions, enforcing strict input validation on all user-supplied parameters, and employing proper error handling to prevent information leakage. Additionally, implementing web application firewalls and database activity monitoring can provide additional layers of defense. Security practitioners should conduct thorough code reviews to identify similar vulnerabilities in other application components and ensure that all database interactions follow secure coding practices aligned with OWASP Top Ten and NIST cybersecurity guidelines. The vulnerability highlights the critical importance of input sanitization and proper database access controls in preventing unauthorized system compromise through SQL injection attacks.