CVE-2025-34034 in Blue Angel Software Suite
Summary
by MITRE • 06/24/2025
A hardcoded credential vulnerability exists in the Blue Angel Software Suite deployed on embedded Linux systems. The application contains multiple known default and hardcoded user accounts that are not disclosed in public documentation. These accounts allow unauthenticated or low-privilege attackers to gain administrative access to the device’s web interface. Exploitation evidence was observed by the Shadowserver Foundation on 2025-01-26 UTC.
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Analysis
by VulDB Data Team • 11/21/2025
The hardcoded credential vulnerability identified as CVE-2025-34034 represents a critical security flaw within the Blue Angel Software Suite operating on embedded Linux systems. This vulnerability stems from the inclusion of default and hardcoded user accounts within the application code itself, creating persistent access points that remain unchanged regardless of system configuration or security updates. The flaw specifically affects the web interface of these embedded devices, which serves as the primary attack vector for unauthorized access. Security researchers from the Shadowserver Foundation documented exploitation attempts on January 26, 2025, demonstrating that this vulnerability has already been actively exploited in the wild.
The technical implementation of this vulnerability follows established patterns of insecure credential management where developers embed default usernames and passwords directly into the software source code or configuration files. This approach violates fundamental security principles and creates a persistent backdoor that cannot be easily remediated without system reinstallation or code modification. The hardcoded accounts exist in the application's binary or configuration files, making them invisible to normal system administration procedures and typically undetected by standard security scanning tools that focus on network-based vulnerabilities rather than code-level credential storage.
The operational impact of this vulnerability extends beyond simple unauthorized access, as it provides attackers with administrative privileges that can be leveraged for comprehensive system compromise. Once an attacker gains access through these hardcoded credentials, they can manipulate device configurations, install malicious software, monitor network traffic, or use the compromised device as a pivot point for attacking other systems within the same network segment. This vulnerability particularly affects embedded Linux environments where resource constraints limit the implementation of robust authentication mechanisms and where default configurations are often left unchanged by end users or administrators. The presence of these accounts in publicly available software documentation or security databases significantly increases the risk of exploitation, as attackers can readily identify and target vulnerable systems.
Mitigation strategies for this vulnerability require immediate action to address the hardcoded credentials within the Blue Angel Software Suite. System administrators should implement network segmentation and access controls to limit the exposure of affected devices, while also monitoring for unauthorized access attempts through network logs and intrusion detection systems. The most effective long-term solution involves updating the software to remove hardcoded credentials and implement proper authentication mechanisms with unique, randomly generated passwords for each device instance. Organizations should also conduct comprehensive vulnerability assessments to identify all instances of this software deployment and ensure that default accounts are disabled or changed during initial system provisioning. This vulnerability aligns with CWE-798, which specifically addresses the use of hardcoded credentials, and represents a clear violation of the principle of least privilege as outlined in the NIST Cybersecurity Framework. The attack surface for this vulnerability is further expanded by the fact that these hardcoded accounts may be accessible through multiple attack vectors including web interfaces, API endpoints, or command-line interfaces, making comprehensive protection essential for system security.