Overview

The CVE-2025-48733 vulnerability exists in DuraComm’s SPM-500 DP-10iN-100-MU due to inadequate access controls for a function that should necessitate user authentication. If exploited, an attacker could trigger repeated reboots of the device. This vulnerability presents a significant risk to any organization utilizing the affected device, given the potential for system compromise or data leakage.

Vulnerability Summary

CVE ID: CVE-2025-48733
Severity: High (7.5 CVSS Score)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: System compromise and potential data leakage

Affected Products

Product | Affected Versions

DuraComm SPM-500 DP-10iN-100-MU | All Versions

How the Exploit Works

An attacker can exploit this vulnerability by sending a specially crafted network request to the targeted device. The affected function does not properly enforce access controls, allowing the attacker to bypass the need for user authentication. As a result, the attacker can force the device to reboot repeatedly, causing disruption of service, potential system compromise, and data leakage.

Conceptual Example Code

Below is a conceptual example of how this vulnerability might be exploited. This hypothetical example involves sending a malicious HTTP POST request to the vulnerable function on the targeted device.

POST /unauthenticatedRebootFunction HTTP/1.1
Host: vulnerableDevice.example.com
Content-Type: application/json
{ "command": "REBOOT" }

In this example, the attacker sends a JSON object containing a command to reboot. Due to the lack of proper access controls, the device accepts and executes this command without requiring user authentication.

Mitigation Guidance

Organizations are strongly recommended to apply the vendor-provided patch at their earliest convenience. If a patch cannot be applied immediately, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) to block malicious network requests can serve as a temporary mitigation strategy.