Description
A unverified password change vulnerability in Fortinet FortiSwitch GUI may allow a remote unauthenticated attacker to change admin passwords via a specially crafted request
EPSS Score:
0%
Comprehensive Technical Analysis of EUVD-2025-10266
1. Vulnerability Assessment and Severity Evaluation
The vulnerability EUVD-2025-10266, also known as CVE-2024-48887, is a critical issue affecting the Fortinet FortiSwitch GUI. The vulnerability allows a remote unauthenticated attacker to change admin passwords via a specially crafted request. The CVSS (Common Vulnerability Scoring System) base score of 9.3 indicates a high severity, reflecting the potential for significant impact if exploited.
CVSS Vector Breakdown:
- AV:N (Network Vector): The vulnerability can be exploited over the network.
- AC:L (Low Complexity): The attack requires low skill or resources to exploit.
- PR:N (No Privileges Required): No prior authentication is needed.
- UI:N (No User Interaction): No user interaction is required for the attack to succeed.
- S:U (Unchanged): The scope of the vulnerability does not change.
- C:H (High Confidentiality Impact): Complete loss of confidentiality.
- I:H (High Integrity Impact): Complete loss of integrity.
- A:H (High Availability Impact): Complete loss of availability.
- E:P (Proof of Concept): Proof-of-concept code is available.
- RL:X (Not Defined): The remediation level is not defined.
- RC:C (Confirmed): The vulnerability has been confirmed.
2. Potential Attack Vectors and Exploitation Methods
The primary attack vector involves sending a specially crafted HTTP request to the FortiSwitch GUI. This request can be crafted to change the admin password without requiring any authentication. The attack can be executed remotely, making it particularly dangerous.
Exploitation Methods:
- Network Scanning: Attackers can scan for vulnerable FortiSwitch devices exposed to the internet.
- Crafted HTTP Requests: Using tools like
curlor custom scripts to send the malicious request. - Automated Exploitation: Incorporating the exploit into automated scripts or bots to target multiple devices simultaneously.
3. Affected Systems and Software Versions
The vulnerability affects multiple versions of the Fortinet FortiSwitch:
- FortiSwitch 7.2.0 to 7.2.8
- FortiSwitch 7.0.0 to 7.0.10
- FortiSwitch 7.4.0 to 7.4.4
- FortiSwitch 6.4.0 to 6.4.14
- FortiSwitch 7.6.0
4. Recommended Mitigation Strategies
Immediate Actions:
- Patching: Apply the latest patches provided by Fortinet.
- Network Segmentation: Isolate vulnerable devices from the internet and internal networks.
- Access Control: Implement strict access controls and monitor for unauthorized access attempts.
Long-Term Strategies:
- Regular Updates: Ensure all devices are regularly updated with the latest security patches.
- Intrusion Detection: Deploy intrusion detection systems (IDS) to monitor for suspicious activity.
- Security Audits: Conduct regular security audits and vulnerability assessments.
5. Impact on European Cybersecurity Landscape
The vulnerability poses a significant risk to European organizations using Fortinet FortiSwitch devices. Unauthorized access to admin accounts can lead to data breaches, service disruptions, and potential financial losses. The widespread use of Fortinet products in critical infrastructure and enterprise environments amplifies the potential impact.
Regulatory Implications:
- GDPR Compliance: Organizations must ensure they comply with GDPR regulations, especially regarding data breach reporting.
- NIS Directive: Critical infrastructure providers must adhere to the Network and Information Systems (NIS) Directive, ensuring robust cybersecurity measures are in place.
6. Technical Details for Security Professionals
Detection:
- Log Analysis: Monitor logs for unusual admin password change requests.
- Network Traffic Analysis: Use network monitoring tools to detect anomalous HTTP requests targeting the FortiSwitch GUI.
Response:
- Incident Response Plan: Develop and implement an incident response plan tailored to this vulnerability.
- Forensic Analysis: Conduct forensic analysis to identify the source and extent of the breach.
Prevention:
- Security Training: Educate staff on the importance of cybersecurity best practices.
- Regular Patching: Ensure a robust patch management process is in place.
References:
By addressing this vulnerability promptly and comprehensively, organizations can mitigate the risk of unauthorized access and ensure the integrity and security of their networks.