CVE-2024-44771 in PrivacyPortal
Summary
by MITRE • 01/13/2025
BigId PrivacyPortal v179 is vulnerable to Cross Site Scripting (XSS) via the "Label" field in the Report template function.
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Analysis
by VulDB Data Team • 02/13/2025
The vulnerability identified as CVE-2024-44771 affects BigId PrivacyPortal version 179 and represents a critical cross site scripting flaw that can be exploited through the "Label" field within the Report template functionality. This vulnerability falls under the CWE-79 category of Cross Site Scripting, which is a fundamental web application security weakness that allows attackers to inject malicious client-side scripts into web pages viewed by other users. The specific exploitation vector occurs when users interact with the Report template feature and input malicious payloads into the Label field, which then gets rendered without proper sanitization or encoding mechanisms.
The technical implementation of this vulnerability stems from inadequate input validation and output encoding within the PrivacyPortal's template processing engine. When administrators or users create report templates and specify labels for various elements, the system fails to properly sanitize user-supplied input before rendering it in the web interface. This lack of proper input filtering creates an environment where malicious scripts can be executed within the context of a victim's browser session, potentially leading to unauthorized actions being performed on behalf of the user. The vulnerability is particularly concerning because it resides in a core administrative function that is likely accessed by privileged users with elevated permissions.
The operational impact of this vulnerability extends beyond simple script execution and can enable attackers to perform a range of malicious activities within the compromised environment. An attacker who successfully exploits this XSS vulnerability could steal session cookies, redirect users to malicious sites, modify page content, or even execute arbitrary commands if the application's security context allows for such operations. Given that PrivacyPortal is designed for privacy management and data protection, this vulnerability could potentially be leveraged to access sensitive personal data or manipulate privacy controls. The attack surface is further expanded as the vulnerability affects the Report template functionality, which is commonly used for generating compliance reports and data processing activities.
Security mitigation strategies for this vulnerability should include immediate implementation of proper input sanitization and output encoding mechanisms throughout the application's template processing pipeline. The recommended approach involves applying strict validation rules to all user inputs, particularly those used in dynamic content generation, and ensuring that all rendered output is properly escaped according to context-specific encoding requirements. Organizations should also implement Content Security Policy headers to limit the execution of unauthorized scripts and establish regular security testing procedures including automated scanning and manual penetration testing to identify similar vulnerabilities. Additionally, the affected version of BigId PrivacyPortal should be updated to the latest patched release as provided by the vendor, while implementing network-based controls and monitoring to detect potential exploitation attempts. This vulnerability aligns with ATT&CK technique T1566.001 for initial access through malicious inputs and T1059.001 for command and scripting interpreter execution, making it a critical target for both defensive and offensive security teams to address promptly.