Description
Information disclosure and exposure of authentication FTP credentials over the debug port 1604 in the MINOVA TTA service. This allows unauthenticated remote access to an active FTP account containing sensitive internal data and import structures. In environments where this FTP server is part of automated business processes (e.g. EDI or data integration), this could lead to data manipulation, extraction, or abuse. Debug ports 1602, 1603 and 1636 also expose service architecture information and system activity logs
EPSS Score:
0%
Comprehensive Technical Analysis of EUVD-2025-25661
1. Vulnerability Assessment and Severity Evaluation
The vulnerability described in EUVD-2025-25661 involves an information disclosure and exposure of authentication FTP credentials over the debug port 1604 in the MINOVA TTA service. This vulnerability allows unauthenticated remote access to an active FTP account, which contains sensitive internal data and import structures. The base score of 9.3, as per CVSS 4.0, indicates a critical severity level. The vector string CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:H/SC:H/SI:H/SA:H highlights the following:
- Attack Vector (AV): Network (N) - The vulnerability is exploitable over the network.
- Attack Complexity (AC): Low (L) - The attack requires minimal skill or resources.
- Authentication (AT): None (N) - No authentication is required to exploit the vulnerability.
- Privileges Required (PR): None (N) - No special privileges are needed.
- User Interaction (UI): None (N) - No user interaction is required.
- Confidentiality Impact (VC): High (H) - There is a significant impact on confidentiality.
- Integrity Impact (VI): Low (L) - There is a low impact on integrity.
- Availability Impact (VA): High (H) - There is a significant impact on availability.
- Scope Change (SC): High (H) - The vulnerability affects components beyond its security scope.
- Scope Integrity (SI): High (H) - The integrity impact is significant within the changed scope.
- Scope Availability (SA): High (H) - The availability impact is significant within the changed scope.
2. Potential Attack Vectors and Exploitation Methods
- Unauthenticated Remote Access: Attackers can exploit the vulnerability to gain unauthorized access to the FTP server, potentially leading to data extraction, manipulation, or abuse.
- Debug Port Exposure: Debug ports 1602, 1603, and 1636 expose service architecture information and system activity logs, which can be used by attackers to gain deeper insights into the system's configuration and operations.
- Automated Business Processes: In environments where the FTP server is part of automated business processes (e.g., EDI or data integration), attackers can manipulate data to disrupt operations or extract sensitive information.
3. Affected Systems and Software Versions
The vulnerability affects the MINOVA TTA service, specifically version 11.17.0. Organizations using this version of the TTA service are at risk and should prioritize mitigation efforts.
4. Recommended Mitigation Strategies
- Immediate Patching: Apply the latest patches and updates provided by MINOVA Information Services GmbH to mitigate the vulnerability.
- Network Segmentation: Implement network segmentation to isolate the FTP server and limit access to trusted networks.
- Access Controls: Enforce strict access controls and authentication mechanisms to prevent unauthorized access.
- Monitoring and Logging: Implement robust monitoring and logging to detect and respond to any suspicious activities related to the debug ports and FTP server.
- Disable Unnecessary Ports: Disable debug ports 1602, 1603, 1636, and 1604 if they are not required for operational purposes.
- Regular Audits: Conduct regular security audits and vulnerability assessments to identify and address potential security gaps.
5. Impact on European Cybersecurity Landscape
The vulnerability poses a significant risk to organizations within the European Union, particularly those relying on automated business processes involving FTP servers. The exposure of sensitive internal data and import structures can lead to data breaches, financial losses, and disruptions in business operations. The critical nature of the vulnerability underscores the need for robust cybersecurity measures and timely patch management.
6. Technical Details for Security Professionals
- Debug Ports: The vulnerability involves debug ports 1602, 1603, 1636, and 1604. Security professionals should focus on securing these ports and ensuring that they are not exposed to unauthorized access.
- FTP Credentials: The exposure of FTP credentials over the debug port 1604 highlights the need for secure credential management practices, including the use of strong, unique passwords and multi-factor authentication.
- Service Architecture Information: The exposure of service architecture information and system activity logs through the debug ports can provide attackers with valuable insights into the system's configuration and operations. Security professionals should ensure that such information is protected and not accessible to unauthorized users.
- Automated Business Processes: In environments where the FTP server is part of automated business processes, security professionals should implement additional security measures to protect against data manipulation and extraction.
Conclusion
The vulnerability described in EUVD-2025-25661 is critical and requires immediate attention from cybersecurity professionals. Organizations using the affected MINOVA TTA service version 11.17.0 should prioritize patching and implementing robust security measures to mitigate the risk. The exposure of sensitive data and the potential for data manipulation highlight the need for vigilant monitoring and proactive security management.