CVE-2011-0434 in Domain Technologie Control
Summary
by MITRE
Multiple SQL injection vulnerabilities in Domain Technologie Control (DTC) before 0.32.9 allow remote attackers to execute arbitrary SQL commands via the cid parameter to (1) admin/bw_per_month.php or (2) client/bw_per_month.php.
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Analysis
by VulDB Data Team • 10/19/2021
The vulnerability identified as CVE-2011-0434 represents a critical SQL injection flaw within Domain Technologie Control (DTC) software versions prior to 0.32.9. This vulnerability affects two distinct endpoints within the application's administrative and client interfaces, specifically targeting the cid parameter in the admin/bw_per_month.php and client/bw_per_month.php files. The flaw enables remote attackers to execute arbitrary SQL commands by manipulating the cid input parameter, potentially compromising the entire database infrastructure underlying the DTC application.
This vulnerability falls under the Common Weakness Enumeration category CWE-89, which specifically addresses SQL injection weaknesses in software applications. The technical implementation of this flaw demonstrates a classic case of insufficient input validation where user-supplied data flows directly into SQL query construction without proper sanitization or parameterization. The cid parameter serves as the primary attack vector, allowing malicious actors to inject SQL payload strings that bypass normal authentication and authorization mechanisms. When the application processes these malformed inputs, the database engine executes the attacker-controlled SQL commands with the privileges of the database user account used by the application.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with the capability to manipulate, delete, or extract sensitive information from the affected database. Remote execution of arbitrary SQL commands means that attackers can potentially escalate privileges within the database, create new user accounts, modify existing records, or even execute operating system commands if the database server has appropriate permissions. The affected endpoints suggest that this vulnerability impacts both administrative and client-facing functionalities, potentially allowing attackers to compromise user data, billing information, and system configuration details. The lack of proper input validation and output encoding creates a persistent threat vector that remains exploitable until the software is properly updated.
Organizations utilizing affected DTC versions should immediately implement mitigations including patching to version 0.32.9 or later, which addresses the input validation deficiencies. Additional protective measures include implementing proper parameterized queries, input sanitization, and output encoding techniques to prevent similar vulnerabilities from manifesting in other application components. Network segmentation and database access controls should be reviewed to limit the potential impact of successful exploitation attempts. The vulnerability demonstrates the importance of maintaining up-to-date software versions and implementing robust input validation practices as outlined in the ATT&CK framework's database access techniques. Security monitoring should be enhanced to detect unusual SQL query patterns and potential exploitation attempts, while regular security assessments should verify that all input parameters are properly validated and sanitized to prevent similar injection vulnerabilities from being introduced in future development cycles.