Description
EPSON WebConfig and Epson Web Control for SEIKO EPSON Projector Products do not restrict excessive authentication attempts. An administrative user's password may be identified through a brute force attack.
EPSS Score:
0%
Comprehensive Technical Analysis of EUVD-2025-198375
1. Vulnerability Assessment and Severity Evaluation
The vulnerability described in EUVD-2025-198375 pertains to the lack of restrictions on excessive authentication attempts in EPSON WebConfig and Epson Web Control for SEIKO EPSON Projector Products. This flaw allows an attacker to perform a brute force attack to identify an administrative user's password.
Severity Evaluation:
- Base Score: 9.3 (Critical)
- Base Score Version: 4.0
- Base Score Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
The high base score indicates a critical vulnerability due to the potential for complete compromise of confidentiality, integrity, and availability. The attack vector is network-based (AV:N), requires low complexity (AC:L), and does not need any special conditions (AT:N, PR:N, UI:N). The impact on confidentiality, integrity, and availability is high (VC:H, VI:H, VA:H).
2. Potential Attack Vectors and Exploitation Methods
Attack Vectors:
- Brute Force Attack: An attacker can repeatedly attempt to log in using different passwords until the correct one is found.
- Automated Scripts: Use of automated scripts to systematically try common passwords or dictionary attacks.
- Credential Stuffing: Using previously leaked credentials from other breaches to attempt login.
Exploitation Methods:
- Network Scanning: Identify vulnerable projectors connected to the network.
- Password Guessing: Utilize common password lists or previously leaked credentials.
- Botnets: Deploy botnets to distribute the brute force attack across multiple IP addresses to avoid detection.
3. Affected Systems and Software Versions
Affected Products:
- Epson Web Control for SEIKO EPSON Projector Products
- EPSON WebConfig for SEIKO EPSON Projector Products
Software Versions:
- The specific versions affected are not listed in the entry, but it is advised to refer to the vendor's website for detailed information.
4. Recommended Mitigation Strategies
Immediate Mitigations:
- Implement Rate Limiting: Limit the number of login attempts per IP address within a specific time frame.
- Account Lockout: Temporarily lock accounts after a certain number of failed login attempts.
- Strong Password Policies: Enforce the use of strong, complex passwords.
- Multi-Factor Authentication (MFA): Implement MFA to add an additional layer of security.
Long-Term Mitigations:
- Regular Patching: Ensure that all software and firmware are up to date with the latest security patches.
- Network Segmentation: Isolate projector devices on a separate network segment to limit exposure.
- Monitoring and Logging: Implement robust monitoring and logging to detect and respond to suspicious activities.
5. Impact on European Cybersecurity Landscape
The vulnerability poses a significant risk to organizations and educational institutions using SEIKO EPSON projectors, particularly in environments where these devices are connected to the internet. Successful exploitation could lead to unauthorized access, data breaches, and potential disruption of services. Given the widespread use of projectors in educational and corporate settings, the impact could be substantial, affecting the confidentiality, integrity, and availability of information.
6. Technical Details for Security Professionals
Detection:
- Log Analysis: Monitor login attempt logs for patterns indicative of brute force attacks.
- Intrusion Detection Systems (IDS): Deploy IDS to detect and alert on excessive login attempts.
Response:
- Incident Response Plan: Develop and implement an incident response plan specific to brute force attacks.
- Forensic Analysis: Conduct forensic analysis to identify the source of the attack and the extent of the compromise.
Prevention:
- Security Awareness Training: Educate users on the importance of strong passwords and the risks of brute force attacks.
- Regular Audits: Conduct regular security audits to identify and mitigate vulnerabilities.
References:
By addressing this vulnerability promptly and comprehensively, organizations can significantly reduce the risk of unauthorized access and potential data breaches, thereby enhancing their overall cybersecurity posture.