CVE-2010-4355 in DaDaBIK
Summary
by MITRE
Cross-site scripting (XSS) vulnerability in DaDaBIK before 4.3 beta2, when the insert or edit feature is enabled, allows remote authenticated users to inject arbitrary web script or HTML via the select_single parameter.
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Analysis
by VulDB Data Team • 02/08/2019
The vulnerability described in CVE-2010-4355 represents a critical cross-site scripting flaw in DaDaBIK version 4.3 beta1 and earlier, which falls under the category of CWE-79 - Improper Neutralization of Input During Web Page Generation. This vulnerability specifically affects the application's insert and edit functionality, creating a pathway for malicious actors to execute arbitrary web scripts or HTML code within the context of authenticated user sessions. The flaw manifests when the select_single parameter is manipulated during data insertion or modification operations, enabling attackers to inject malicious payloads that can be executed by other users who view the affected data.
The technical implementation of this vulnerability stems from inadequate input validation and output sanitization within the DaDaBIK application framework. When authenticated users interact with the insert or edit features, the application fails to properly sanitize the select_single parameter before rendering it in web pages. This insufficient sanitization creates an environment where attacker-controlled data can be interpreted as executable code rather than mere data, allowing for the injection of malicious scripts that can compromise user sessions and potentially escalate privileges. The vulnerability requires authentication to exploit, meaning that an attacker must first establish valid credentials to the system, but once authenticated, they can leverage this flaw to compromise other users within the same application context.
The operational impact of this vulnerability extends beyond simple script injection, as it can enable attackers to perform session hijacking, steal sensitive information, modify data integrity, and potentially establish persistent backdoors within the application environment. The presence of this flaw in the edit and insert functionality means that attackers can manipulate data at multiple points within the application, creating a broader attack surface. From an adversarial perspective, this vulnerability aligns with ATT&CK technique T1059.007 - Command and Scripting Interpreter: JavaScript, as it allows for the execution of malicious javascript code within user browsers. The authenticated nature of the exploit also means that attackers can potentially access data that would otherwise be restricted to authorized users, undermining the application's access control mechanisms and potentially leading to data breaches.
Mitigation strategies for this vulnerability should include immediate implementation of input validation and output encoding measures to prevent the execution of unauthorized scripts. Organizations should apply the patch released with DaDaBIK version 4.3 beta2, which addresses this specific XSS vulnerability. Additionally, implementing proper parameter sanitization routines, utilizing Content Security Policy (CSP) headers, and conducting regular security testing of web applications can help prevent similar issues. The remediation process should also include comprehensive code reviews focusing on input handling and output encoding practices, particularly within database interaction components. Security teams should consider implementing web application firewalls and monitoring for suspicious parameter values to detect potential exploitation attempts. From a defensive standpoint, this vulnerability demonstrates the importance of maintaining up-to-date software versions and implementing robust input validation controls across all web application components, as outlined in OWASP Top 10 2021 category A03: Injection and the principle of defense in depth for web application security.