CVE-2012-4015 in myLittleAdmin
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in the management screen in myLittleTools myLittleAdmin for SQL Server 2000 allows remote attackers to inject arbitrary web script or HTML via vectors that trigger a crafted database entry.
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Analysis
by VulDB Data Team • 02/22/2019
The vulnerability identified as CVE-2012-4015 represents a critical cross-site scripting flaw within the administrative interface of myLittleTools myLittleAdmin for SQL Server 2000. This web-based application provides database management capabilities through a graphical user interface, making it a prime target for attackers seeking to exploit weaknesses in the authentication and authorization mechanisms. The vulnerability specifically affects the management screen component where user inputs are processed and displayed without adequate sanitization, creating an environment where malicious scripts can be executed within the context of authenticated users.
The technical exploitation of this vulnerability occurs through the manipulation of database entry fields that are subsequently rendered in the administrative interface. Attackers can craft malicious database entries containing embedded script code that gets executed when other administrators view these entries through the myLittleAdmin interface. This creates a persistent XSS attack vector where the malicious payload is stored server-side and executed whenever the affected page is accessed. The vulnerability stems from insufficient input validation and output encoding practices within the application's data handling processes, allowing attackers to inject arbitrary HTML and JavaScript code into database records.
The operational impact of this vulnerability is significant as it can lead to complete administrative compromise of the SQL Server environment. Once an attacker successfully injects malicious code through the XSS vector, they can perform actions such as stealing session cookies, redirecting users to malicious sites, modifying database content, or even executing arbitrary commands on the server. The attack requires minimal privileges since it targets the administrative interface rather than direct database access, making it particularly dangerous for organizations that rely on this tool for database management. The vulnerability affects the confidentiality, integrity, and availability of the database management system by enabling unauthorized access to sensitive administrative functions.
Mitigation strategies for CVE-2012-4015 should focus on implementing proper input validation and output encoding mechanisms throughout the application. Organizations should ensure that all user-supplied data is sanitized before being stored in the database and properly encoded when rendered in web interfaces. The implementation of Content Security Policy headers and proper HTTP response headers can help reduce the impact of successful XSS attacks. Additionally, regular security updates and patches should be applied to the myLittleAdmin application, and administrators should consider implementing network segmentation and monitoring solutions to detect unusual database access patterns. This vulnerability aligns with CWE-79 which specifically addresses cross-site scripting flaws in web applications, and it maps to ATT&CK technique T1059.007 for script injection, emphasizing the need for comprehensive web application security measures. The vulnerability also demonstrates the importance of secure coding practices and the implementation of defense-in-depth strategies to protect administrative interfaces from common web-based attack vectors.