Description
ProjectSend versions prior to r1720 are affected by an improper authentication vulnerability. Remote, unauthenticated attackers can exploit this flaw by sending crafted HTTP requests to options.php, enabling unauthorized modification of the application's configuration. Successful exploitation allows attackers to create accounts, upload webshells, and embed malicious JavaScript.
EPSS Score:
93%
Comprehensive Technical Analysis of EUVD-2024-34152
1. Vulnerability Assessment and Severity Evaluation
The vulnerability EUVD-2024-34152 affects ProjectSend versions prior to r1720. It is classified as an improper authentication vulnerability, allowing remote, unauthenticated attackers to exploit the flaw by sending crafted HTTP requests to options.php. This enables unauthorized modification of the application's configuration, leading to severe consequences such as account creation, webshell uploads, and embedding malicious JavaScript.
Severity Evaluation:
- Base Score: 9.8 (Critical)
- Base Score Version: CVSS 3.1
- Base Score Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The high base score indicates that this vulnerability is critical due to its ease of exploitation (low attack complexity) and the significant impact on confidentiality, integrity, and availability.
2. Potential Attack Vectors and Exploitation Methods
Attack Vectors:
- Remote Exploitation: Attackers can exploit this vulnerability remotely without any prior authentication.
- HTTP Requests: Crafted HTTP requests to
options.phpcan bypass authentication mechanisms.
Exploitation Methods:
- Account Creation: Attackers can create new user accounts with elevated privileges.
- Webshell Uploads: Attackers can upload webshells to gain persistent access and control over the server.
- Malicious JavaScript: Embedding malicious JavaScript can lead to cross-site scripting (XSS) attacks, data theft, and further compromise of user sessions.
3. Affected Systems and Software Versions
Affected Systems:
- All systems running ProjectSend versions prior to r1720.
Software Versions:
- ProjectSend versions 0 to r1719.
4. Recommended Mitigation Strategies
Immediate Actions:
- Upgrade: Upgrade to ProjectSend version r1720 or later immediately.
- Patch Management: Ensure that all software dependencies and libraries are up to date.
Long-Term Strategies:
- Access Controls: Implement strict access controls and authentication mechanisms.
- Network Segmentation: Segment networks to limit the spread of potential attacks.
- Monitoring: Implement continuous monitoring and logging to detect and respond to suspicious activities.
- Regular Audits: Conduct regular security audits and vulnerability assessments.
5. Impact on European Cybersecurity Landscape
The vulnerability poses a significant risk to organizations using ProjectSend within the European Union. Given the critical nature of the vulnerability, it can lead to data breaches, unauthorized access, and potential compliance issues with regulations such as GDPR. The high EPSS score (93) indicates a high likelihood of exploitation, making it a priority for immediate remediation.
6. Technical Details for Security Professionals
Exploitation Details:
- Target Endpoint:
options.php - HTTP Method: Crafted POST requests with specific parameters to bypass authentication.
- Payload Examples:
- Account Creation:
POST /options.php HTTP/1.1with parameters to create a new admin account. - Webshell Upload:
POST /options.php HTTP/1.1with parameters to upload a PHP webshell. - Malicious JavaScript:
POST /options.php HTTP/1.1with parameters to inject malicious JavaScript.
- Account Creation:
Detection and Response:
- Log Analysis: Monitor server logs for unusual POST requests to
options.php. - Intrusion Detection Systems (IDS): Implement IDS rules to detect and alert on suspicious activities related to
options.php. - Incident Response: Have an incident response plan in place to quickly address any detected exploitation attempts.
References:
- GitHub Commit: ProjectSend Commit
- Synacktiv Report: Synacktiv Report
- Metasploit Module: Metasploit Exploit
- Nuclei Template: Nuclei Template
- VulnCheck Advisory: VulnCheck Advisory
Aliases:
- CVE ID: CVE-2024-11680
Assigner:
- VulnCheck
ENISA IDs:
- Product: [{"id":"3b1b561f-44e2-3b55-9cd4-a052b87ef04f","product":{"name":"ProjectSend"},"product_version":"0 <r1720"}]
- Vendor: [{"id":"cae552dd-b5ac-3086-97f5-712dfd9598bc","vendor":{"name":"projectsend"}}]
By addressing this vulnerability promptly and comprehensively, organizations can mitigate the risk of exploitation and ensure the security and integrity of their systems.