CVE-2007-5123 in Novus
Summary
by MITRE
SQL injection vulnerability in notas.asp in Novus 1.0 allows remote attackers to execute arbitrary SQL commands via the nota_id parameter.
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Analysis
by VulDB Data Team • 10/07/2024
The vulnerability identified as CVE-2007-5123 represents a critical SQL injection flaw within the Novus 1.0 content management system, specifically affecting the notas.asp component. This vulnerability resides in the handling of user-supplied input through the nota_id parameter, which is processed without adequate sanitization or validation mechanisms. The flaw allows remote attackers to manipulate the underlying database queries by injecting malicious SQL code through the web interface, potentially gaining unauthorized access to sensitive information or executing destructive operations against the database infrastructure.
The technical implementation of this vulnerability stems from insufficient input validation and parameter sanitization within the notas.asp script. When the application processes the nota_id parameter, it directly incorporates user-provided values into SQL query construction without proper escaping or parameterization techniques. This design flaw aligns with CWE-89, which categorizes SQL injection vulnerabilities as weaknesses in software that allows attackers to manipulate database queries through untrusted input. The vulnerability exists at the application layer where user input transitions into database operations, creating a direct pathway for malicious SQL commands to be executed with the privileges of the database user account.
From an operational impact perspective, this vulnerability poses significant risks to organizations utilizing Novus 1.0 systems. Remote attackers can exploit this flaw to extract confidential data including user credentials, personal information, and business-sensitive records stored in the database. The potential for data corruption or deletion exists, as attackers might execute DROP TABLE or DELETE commands against critical database structures. Additionally, successful exploitation could lead to privilege escalation within the database environment, potentially allowing attackers to gain administrative access to the entire database system. The vulnerability's remote exploitability means that attackers do not require physical access to the system, making it particularly dangerous for web-facing applications.
Security professionals should consider this vulnerability in the context of the MITRE ATT&CK framework, specifically mapping it to the T1190 technique for exploiting vulnerabilities in web applications. The attack chain typically involves reconnaissance to identify the vulnerable parameter, followed by crafting malicious SQL payloads that bypass application controls. Mitigation strategies should include implementing proper input validation, utilizing parameterized queries or prepared statements, and applying web application firewalls to detect and block suspicious SQL injection patterns. Organizations must also ensure that all database connections use minimal required privileges and that proper access controls are implemented to limit the potential damage from successful exploitation attempts. Regular security assessments and vulnerability scanning should be conducted to identify similar weaknesses in other application components that may present analogous attack vectors.