CVE-2004-2206 in Natterchat
Summary
by MITRE
SQL injection vulnerability in NatterChat 1.12 allows remote attackers to execute arbitrary SQL commands via unknown vectors.
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Analysis
by VulDB Data Team • 06/25/2018
The vulnerability identified as CVE-2004-2206 represents a critical sql injection flaw within NatterChat version 112, a web-based instant messaging application that was prevalent during the early 2000s. This vulnerability resides in the application's handling of user input within database queries, creating an avenue for malicious actors to manipulate the underlying database operations. The specific attack vectors remain undocumented in the original CVE description, which is typical for vulnerabilities discovered before comprehensive vulnerability databases were established. The vulnerability's classification under CWE-89 indicates it falls into the category of improper neutralization of special elements used in an sql command, where user-supplied data is directly incorporated into sql queries without adequate sanitization or parameterization. This fundamental flaw allows attackers to inject malicious sql code that executes with the privileges of the database user account associated with the NatterChat application. The impact extends beyond simple data theft as attackers can potentially escalate privileges, modify database contents, delete information, or even gain unauthorized access to the underlying database server. The vulnerability's remote nature means attackers do not require physical access to the system, making it particularly dangerous for web applications that are publicly accessible. According to ATT&CK framework, this vulnerability maps to T1071.004 for application layer protocol manipulation and T1190 for exploitation of remote services, demonstrating how attackers can leverage such flaws to establish persistent access to network resources. The attack surface is particularly concerning given that NatterChat was designed for real-time communication, meaning any compromise could lead to unauthorized surveillance of chat communications, user credential theft, or complete system takeover. The vulnerability's exploitation typically involves crafting malicious input that bypasses input validation mechanisms, allowing sql commands to be executed directly against the database. Organizations using this vulnerable software faced significant risk as the application likely stored user credentials, chat logs, and other sensitive information within the database. The lack of proper input validation and parameterized queries represents a fundamental security weakness that violates the principle of least privilege and proper input sanitization. Security practitioners should note that this vulnerability type was common in legacy web applications of that era, where developers often relied on string concatenation for sql queries rather than prepared statements or stored procedures. The vulnerability's persistence in the wild for years after its discovery highlights the importance of regular security assessments and patch management. Modern mitigation strategies would include implementing proper input validation, utilizing parameterized queries, and employing web application firewalls to detect and prevent sql injection attempts. The vulnerability also underscores the need for secure coding practices and adherence to security standards such as OWASP Top 10, which specifically identifies sql injection as one of the most critical web application security risks. Organizations that failed to address this vulnerability in a timely manner risked severe data breaches and regulatory compliance violations, particularly given the sensitive nature of chat communications that would have been stored within the affected database systems.