CVE-2006-2145 in HB-NS
Summary
by MITRE
Multiple SQL injection vulnerabilities in index.php in HB-NS 1.1.6 allow remote attackers to execute arbitrary SQL commands via the (1) topic or (2) id parameter.
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Analysis
by VulDB Data Team • 07/25/2018
The vulnerability identified as CVE-2006-2145 represents a critical security flaw in HB-NS version 1.1.6, specifically within the index.php script that governs the application's core functionality. This vulnerability manifests as multiple SQL injection weaknesses that fundamentally compromise the database integrity and confidentiality of the affected system. The flaw enables malicious actors to manipulate the application's database interactions by injecting malicious SQL code through carefully crafted input parameters, thereby bypassing normal authentication and authorization mechanisms that protect sensitive data.
The technical implementation of this vulnerability occurs through two distinct parameter injection points within the index.php file where the topic and id parameters are processed without adequate input validation or sanitization measures. When these parameters are submitted to the application, the system fails to properly escape or filter user-supplied data before incorporating it into SQL query constructions. This absence of proper input sanitization creates an exploitable condition where attackers can inject malicious SQL statements that execute with the privileges of the database user account under which the application operates. The vulnerability directly aligns with CWE-89 which categorizes SQL injection as a fundamental weakness in application input validation and data handling practices.
From an operational perspective, this vulnerability presents a severe threat to the confidentiality, integrity, and availability of the affected system's data repository. Remote attackers can leverage this weakness to extract sensitive information including user credentials, personal data, and business-critical records from the database. The impact extends beyond simple data theft as malicious actors can also modify or delete database content, potentially leading to complete system compromise and unauthorized access to privileged information. The remote nature of the attack means that exploitation can occur from any location without requiring physical access to the system, making it particularly dangerous for web-based applications that are publicly accessible.
The exploitation of CVE-2006-2145 aligns with several tactics described in the MITRE ATT&CK framework, particularly those related to credential access and privilege escalation. Attackers can utilize this vulnerability as part of a broader attack chain to establish persistent access to systems and move laterally within networks. The vulnerability's classification as a remote code execution vector through database manipulation places it within the broader category of post-compromise system exploration and data exfiltration activities. Security professionals should recognize that this type of vulnerability often serves as a stepping stone for more sophisticated attacks, as successful exploitation typically provides attackers with sufficient database access to conduct reconnaissance and identify additional targets within the network infrastructure.
Mitigation strategies for this vulnerability must address both immediate remediation and long-term security architecture improvements. The primary solution involves implementing proper input validation and parameterized queries throughout the application codebase to prevent user-supplied data from being interpreted as SQL commands. Organizations should deploy web application firewalls and input filtering mechanisms to detect and block malicious SQL injection attempts. Regular security assessments and code reviews should be conducted to identify similar vulnerabilities in other application components. Additionally, implementing principle of least privilege access controls for database accounts and regular security updates for the HB-NS application are essential defensive measures that align with industry best practices for protecting against SQL injection threats.