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high·Product Based Web Vulnerabilities·Updated Nov 8, 2026

CVE-2025-34033 Scanner

CVE-2025-34033 Scanner - OS Command Injection vulnerability in Blue Angel Software Suite

Est. Time~10 seconds
Scan TypeSingle Scan
Targetsurl
CostFree
7
Times Used
continuous scan runs
4.2k
Continuously Checked
assets under CS
0
Vulnerabilities Found
confirmed findings
References
7.7
CVSShigh
Exploitable remotely over the internet · low-privilege account sufficient.
Description

An OS command injection vulnerability exists in the Blue Angel Software Suite running on embedded Linux devices via the ping_addr parameter in the webctrl.cgi script. The application fails to properly sanitize input before passing it to the system-level ping command. An authenticated attacker can inject arbitrary commands by appending shell metacharacters to the ping_addr parameter in a crafted GET request to /cgi-bin/webctrl.cgi?action=pingtest_update. The command's output is reflected in the application's web interface, enabling attackers to view results directly. Default and backdoor credentials can be used to access the interface and exploit the issue. Successful exploitation results in arbitrary command execution as the root user. Exploitation evidence was observed by the Shadowserver Foundation on 2025-01-26 UTC.

Attack Vector
Network
Privileges Req.
Low
User Interaction
None
Affected
Blue Angel Software Suiteby 5VTechnologies
0
Updated Nov 7, 2026View on NVD →
Detail

The Blue Angel Software Suite is utilized by organizations requiring reliable communication systems, particularly within Analog Telephone Adapter (ATA) and Voice over IP (VoIP) devices. It's designed to facilitate seamless communication over networks, often deployed in corporate environments, call centers, and remote communication setups. Companies employing VoIP technology benefit from cost-effective and efficient communication solutions provided by this suite. Manufacturers and IT professionals use this software suite to ensure robust communication infrastructure in their devices. Its versatility and wide range of features make it a popular choice among businesses looking to enhance or maintain communication capabilities. However, vulnerabilities within this system can pose significant security risks if not properly managed.

OS Command Injection is a severe vulnerability that allows attackers to inject and execute arbitrary operating system commands through vulnerable parameters. In this case, the vulnerability lies in the `ping_addr` parameter processed by a CGI script, which can be manipulated for command injection. Unauthorized users could exploit the vulnerability to gain elevated privileges, potentially performing actions as a root user. This kind of vulnerability is typically categorized under command injections due to its nature of manipulating input to execute unintended commands. Effective mitigation requires timely identification and remediation of the affected components to prevent unauthorized access and control escalation. The potential risks of this vulnerability necessitate keen scrutiny and timely intervention to protect sensitive data and infrastructure.

Technical exploration reveals that the vulnerable endpoint is `/cgi-bin/webctrl.cgi?action=pingtest_update`, specifically the `ping_addr` parameter. This parameter, when improperly sanitized, allows injection of OS commands using shell metacharacters. Attackers could craft input such as `127.0.0.1; id` to execute the `id` command, demonstrating successful injection. The response from the command execution can provide valuable information, such as user identity (`uid=0(root)`) and network statistics, confirming the exploit's success. This vulnerability remains exploitable due to inadequate input validation and insufficient encoding mechanisms. Proper defensive coding practices and input validation processes can minimize risks significantly.

When exploited, the OS Command Injection vulnerability can lead to devastating effects, including full system compromise. Attackers gaining root access could exfiltrate sensitive credentials or even plant persistent backdoors. The network could become further exposed to lateral movement attacks, enabling the attacker to pivot into other areas of the internal network. Such compromises can undermine business operations, cause data breaches, and potentially result in significant financial and reputational damage. Thus, addressing the vulnerability is crucial to maintaining the integrity and security of any deployed systems using the Blue Angel Software Suite.

REFERENCES

Solution Advice
  • Change default credentials to prevent unauthorized access.
  • Block management ports (e.g., port 9000) from unauthorized networks.
  • Update the firmware to the latest version to incorporate security patches.
  • Restrict administrative access to trusted networks only.
  • Regularly audit and monitor network activity for unusual patterns.

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