CVE-2006-2050 in DCForumLite
Summary
by MITRE
SQL injection vulnerability in dcboard.cgi in DCScripts DCForumLite 3.0 allows remote attackers to execute arbitrary SQL commands via the az parameter.
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Analysis
by VulDB Data Team • 07/25/2018
The vulnerability identified as CVE-2006-2050 represents a critical SQL injection flaw within DCScripts DCForumLite 3.0 software, specifically affecting the dcboard.cgi component. This vulnerability resides in the handling of user input parameters, where the az parameter fails to properly sanitize or validate incoming data before incorporating it into SQL query constructions. The weakness creates an exploitable condition that enables remote attackers to manipulate the underlying database operations through crafted malicious input sequences.
The technical implementation of this vulnerability stems from improper input validation practices within the dcboard.cgi script, which directly incorporates user-supplied data into database queries without adequate sanitization measures. When an attacker submits malicious input through the az parameter, the application processes this data without proper escaping or parameterization, allowing SQL command injection attacks to succeed. This flaw aligns with CWE-89, which specifically addresses SQL injection vulnerabilities where untrusted data is incorporated into SQL commands without proper validation or escaping mechanisms.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with the capability to execute arbitrary SQL commands against the affected database system. Successful exploitation could enable attackers to extract sensitive information, modify database contents, create new database users, or even escalate privileges within the database environment. The remote nature of the attack means that adversaries can exploit this vulnerability from any location without requiring physical access to the system, making it particularly dangerous for web applications handling sensitive user data.
From a cybersecurity perspective, this vulnerability demonstrates the critical importance of input validation and proper database query construction practices. The ATT&CK framework categorizes this type of vulnerability under the technique of "SQL Injection" (T1071.005), which represents a common attack pattern targeting database systems. Organizations running DCForumLite 3.0 should implement immediate mitigations including input parameter validation, proper SQL query parameterization, and comprehensive database access controls. The vulnerability also highlights the need for regular security assessments and vulnerability scanning to identify similar issues in legacy applications that may not receive ongoing security updates or patches.