Description
Hard-coded cryptographic keys in Admin UI of EZCast Pro II version 1.17478.146 allows attackers to bypass authorization checks and gain full access to the admin UI
EPSS Score:
0%
Comprehensive Technical Analysis of EUVD-2025-202408
1. Vulnerability Assessment and Severity Evaluation
The vulnerability described in EUVD-2025-202408 pertains to hard-coded cryptographic keys in the Admin UI of EZCast Pro II version 1.17478.146. This flaw allows attackers to bypass authorization checks and gain full access to the admin UI. The severity of this vulnerability is rated with a Base Score of 9.3 according to CVSS 4.0, indicating a critical risk.
CVSS Vector Breakdown:
- AV:A (Adjacent Network): The attacker must be on the same network as the vulnerable device.
- AC:L (Low Complexity): The attack requires minimal skill or resources.
- AT:N (No Authentication): No authentication is required to exploit the vulnerability.
- PR:N (No Privileges Required): No privileges are required to exploit the vulnerability.
- UI:N (No User Interaction): No user interaction is required to exploit the vulnerability.
- VC:H (High Confidentiality Impact): Complete loss of confidentiality.
- VI:H (High Integrity Impact): Complete loss of integrity.
- VA:H (High Availability Impact): Complete loss of availability.
- SC:N (No Change): The scope of the vulnerability does not change.
- SI:H (High Impact): The impact on the system is high.
- SA:N (No Change): The scope of the vulnerability does not change.
- AU:Y (Authentication Required): Authentication is required to exploit the vulnerability.
- RE:L (Low Remediation Level): The vulnerability is relatively easy to fix.
2. Potential Attack Vectors and Exploitation Methods
Attackers can exploit this vulnerability by:
- Network Scanning: Identifying devices running EZCast Pro II version 1.17478.146 on the network.
- Key Extraction: Extracting the hard-coded cryptographic keys from the device's firmware or software.
- Authorization Bypass: Using the extracted keys to bypass authorization checks and gain full access to the admin UI.
- Remote Access: If the device is accessible over the internet, attackers can exploit the vulnerability remotely.
3. Affected Systems and Software Versions
The vulnerability specifically affects:
- Product: EZCast Pro II
- Version: 1.17478.146
Other versions of EZCast Pro II may also be affected if they share the same codebase or have similar hard-coded cryptographic keys.
4. Recommended Mitigation Strategies
To mitigate the risk associated with this vulnerability, organizations should:
- Update Software: Immediately update to a patched version of EZCast Pro II if available.
- Network Segmentation: Isolate EZCast Pro II devices on a separate network segment to limit access.
- Access Control: Implement strict access controls and monitor network traffic for unauthorized access attempts.
- Regular Audits: Conduct regular security audits and vulnerability assessments to identify and address similar issues.
- Intrusion Detection: Deploy intrusion detection systems (IDS) to monitor for suspicious activity.
5. Impact on European Cybersecurity Landscape
The presence of hard-coded cryptographic keys in widely used devices like EZCast Pro II poses a significant risk to European organizations. This vulnerability can be exploited to gain unauthorized access to critical systems, leading to data breaches, loss of sensitive information, and potential disruption of services. The high severity score underscores the need for immediate action to mitigate the risk and improve overall cybersecurity posture.
6. Technical Details for Security Professionals
Detection:
- Firmware Analysis: Analyze the firmware of EZCast Pro II version 1.17478.146 to identify hard-coded cryptographic keys.
- Network Monitoring: Monitor network traffic for unusual access patterns to the admin UI.
Exploitation:
- Key Extraction Tools: Use tools like Binwalk, Ghidra, or IDA Pro to extract and analyze the firmware for hard-coded keys.
- Network Tools: Use tools like Nmap and Wireshark to identify and monitor EZCast Pro II devices on the network.
Mitigation:
- Patch Management: Ensure that all devices are updated to the latest patched version.
- Configuration Management: Implement secure configurations and regularly review access controls.
- Incident Response: Develop and test incident response plans to quickly address any detected exploitation attempts.
References:
By addressing this vulnerability promptly and effectively, organizations can significantly reduce the risk of unauthorized access and potential data breaches, thereby enhancing their overall cybersecurity posture.