CVE-2024-12664 in Rebuild
Summary
by MITRE • 12/16/2024
A vulnerability, which was classified as problematic, has been found in ruifang-tech Rebuild 3.8.5. This issue affects some unknown processing of the component Project Task Comment Handler. The manipulation leads to cross site scripting. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
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Analysis
by VulDB Data Team • 02/17/2025
This vulnerability in ruifang-tech Rebuild 3.8.5 represents a critical cross site scripting flaw within the Project Task Comment Handler component that poses significant security risks to affected systems. The vulnerability classification as problematic indicates the severity of potential impact, particularly given that the exploit has been publicly disclosed and is actively available for use by threat actors. The issue manifests during the processing of user input within the comment handling functionality, creating an attack vector that can be exploited remotely without requiring local system access or user interaction beyond visiting a malicious page. This remote exploit capability aligns with attack patterns documented in the attack surface management framework, where web applications become entry points for broader network compromise. The lack of vendor response despite early notification creates additional risk for organizations relying on this software, as no official patches or mitigations are available through supported channels. The vulnerability's presence in a task management system component specifically highlights the potential for attackers to manipulate project workflows and potentially access sensitive project data through malicious comment injection.
The technical implementation of this cross site scripting vulnerability stems from insufficient input validation and output encoding within the Project Task Comment Handler module. When users submit comments through the system interface, the application fails to properly sanitize or escape user-supplied data before rendering it back to other users or storing it in the database. This allows attackers to inject malicious javascript code or other malicious payloads that execute in the context of other users' browsers. The vulnerability follows the classic XSS attack pattern where the malicious input is processed through a web application and then delivered to unsuspecting users, creating a persistent threat vector. According to the CWE catalog, this vulnerability maps to CWE-79 which specifically addresses cross site scripting flaws in web applications. The attack chain typically involves an attacker crafting a malicious comment containing javascript payload, submitting it through the vulnerable handler, and then having other users view the comment which triggers the malicious code execution. The attack vector classification places this vulnerability in the remote exploitation category, making it particularly dangerous for web-based collaborative environments where multiple users interact with shared project data.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable attackers to perform session hijacking, data exfiltration, and potentially gain access to additional system resources within the application's security boundaries. Organizations using ruifang-tech Rebuild 3.8.5 may face compromised user sessions, unauthorized data access, and potential escalation to more serious attacks such as privilege escalation or lateral movement within network environments. The vulnerability's presence in a project management system creates additional risks as attackers could manipulate task assignments, modify project timelines, or inject malicious content into project documentation that other team members would encounter. This particular flaw represents a significant concern for collaborative development environments where sensitive project information, code reviews, and team communications are shared through the platform. The public disclosure of the exploit without vendor remediation creates an immediate risk for organizations that have not yet patched or mitigated this vulnerability. According to industry best practices for vulnerability management, organizations should implement immediate mitigations including input validation, output encoding, and web application firewalls to prevent exploitation of this vulnerability.
Organizations affected by this vulnerability should implement comprehensive mitigation strategies that align with established security frameworks and industry standards. Immediate remediation efforts should focus on validating and sanitizing all user inputs within the comment handler functionality, implementing proper output encoding for all dynamic content, and deploying web application firewalls to detect and block malicious payloads. The implementation of Content Security Policy headers can provide additional protection against script execution in affected contexts. Security teams should also consider implementing monitoring solutions to detect suspicious comment patterns and user behavior that might indicate exploitation attempts. The lack of vendor response necessitates that organizations develop their own emergency response procedures, including potential code modifications or temporary workarounds to protect their systems. Organizations should also conduct thorough vulnerability assessments to identify similar flaws in other components of their software stack, as this vulnerability demonstrates the need for comprehensive input validation across all application modules. The incident highlights the importance of maintaining up-to-date security patches and establishing clear communication channels with software vendors to ensure timely resolution of security issues. Organizations should also consider implementing additional security controls such as multi-factor authentication and regular security assessments to reduce the overall attack surface and improve their defensive posture against similar vulnerabilities.