CVE-2012-4061 in XM Diary
Summary
by MITRE
Multiple SQL injection vulnerabilities in ASP-DEv XM Diary allow remote attackers to execute arbitrary SQL commands via the (1) id parameter to diary_view.asp or (2) view_date parameter to default.asp.
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Analysis
by VulDB Data Team • 01/18/2018
The vulnerability identified as CVE-2012-4061 represents a critical SQL injection flaw within the ASP-DEv XM Diary application, a web-based diary management system that was widely deployed in corporate and personal environments. This vulnerability resides in the application's handling of user-supplied input within specific web pages, creating a pathway for malicious actors to manipulate the underlying database infrastructure. The affected parameters include the id parameter in diary_view.asp and the view_date parameter in default.asp, both of which are susceptible to unauthorized SQL command execution. These flaws demonstrate a fundamental lack of input validation and proper parameter sanitization within the application's codebase, making them prime targets for exploitation by threat actors seeking to compromise the system's data integrity and confidentiality.
The technical exploitation of this vulnerability occurs through the manipulation of HTTP request parameters that are directly incorporated into SQL query strings without adequate sanitization or parameterization. When an attacker submits malicious input through either the id or view_date parameters, the application fails to properly escape or validate the data before incorporating it into database queries. This allows attackers to inject additional SQL commands that execute with the privileges of the database user account associated with the web application. The vulnerability maps directly to CWE-89, which categorizes SQL injection flaws as a critical weakness in software applications, and aligns with ATT&CK technique T1071.004 for application layer protocol manipulation. The absence of proper input validation creates a persistent risk where attackers can potentially extract sensitive information, modify database records, or even gain unauthorized access to the underlying database system.
The operational impact of this vulnerability extends beyond simple data compromise, as it enables attackers to perform extensive reconnaissance and lateral movement within the affected network environment. Successful exploitation can result in complete database compromise, allowing threat actors to access personal diary entries, user credentials, and potentially sensitive organizational information stored within the application's database. The vulnerability affects the confidentiality, integrity, and availability of the system, as attackers can modify existing entries, delete data, or create new entries that may serve as persistence mechanisms. Organizations using this diary application may face regulatory compliance violations, data breach notifications, and potential legal consequences depending on the nature of the compromised data. The vulnerability's remote exploitability means that attackers do not require physical access to the system, making it particularly dangerous for organizations that do not properly segment their web applications or implement network-based protections.
Mitigation strategies for CVE-2012-4061 must address both immediate remediation and long-term security improvements. The primary fix involves implementing proper parameterized queries or prepared statements throughout the application codebase to ensure that user input is never directly concatenated into SQL commands. Input validation and sanitization should be implemented at multiple layers, including client-side and server-side controls, to prevent malicious data from reaching the database layer. Organizations should also implement proper access controls and database permissions to limit the damage that could occur even if exploitation were to succeed. The application should be updated to a patched version that addresses the SQL injection vulnerabilities, and regular security assessments should be conducted to identify similar weaknesses. Network segmentation and intrusion detection systems can provide additional layers of defense, while implementing web application firewalls may help detect and block malicious SQL injection attempts. Organizations should also consider implementing database activity monitoring to detect anomalous SQL query patterns that may indicate exploitation attempts, and establish incident response procedures specifically tailored to address SQL injection attacks. The remediation efforts should align with security frameworks such as NIST SP 800-53 and ISO 27001 to ensure comprehensive protection against similar vulnerabilities in the future.