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CVE-2025-48705: Critical Vulnerability in COROS PACE 3 Leads to Forced Device Reboot

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Overview

This report details a critical vulnerability, identified as CVE-2025-48705, found within COROS PACE 3 versions through 3.0808.0. The vulnerability, a NULL pointer dereference, can be exploited to force the device to reboot, potentially compromising the system and leading to data leakage. Given the severity of this vulnerability, it is essential that affected systems are patched as soon as possible.

Vulnerability Summary

CVE ID: CVE-2025-48705
Severity: High (CVSS: 7.5)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Forced reboot of the device which could lead to system compromise or data leakage

Affected Products

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Product | Affected Versions

COROS PACE 3 | Up to 3.0808.0

How the Exploit Works

The vulnerability stems from a NULL pointer dereference within the COROS PACE 3 device. By sending a specifically crafted BLE (Bluetooth Low Energy) message to the device, an attacker can exploit this vulnerability to force the device into a reboot. This can potentially compromise the system, and in worst-case scenarios, lead to data leakage.

Conceptual Example Code

The following is a conceptual example of a malicious BLE payload that could potentially exploit this vulnerability:

BLE /connect/device
Host: target.coros.com
{ "malicious_payload": "NULL_POINTER_DEREFERENCE_TRIGGER" }

A crafted payload that triggers the NULL pointer dereference is sent to the device via a BLE connection. This forces the device to reboot, potentially compromising the system and leading to data leakage.

Mitigation Guidance

Users are advised to apply the vendor patch as soon as it is available to mitigate the risk associated with this vulnerability. In the meantime, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can provide temporary mitigation. By monitoring network traffic for suspicious BLE messages, these systems can potentially prevent the exploitation of this vulnerability. However, these are merely temporary solutions and cannot replace the necessity of a proper patch from the vendor.

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Disclaimer:

The information and code presented in this article are provided for educational and defensive cybersecurity purposes only. Any conceptual or pseudocode examples are simplified representations intended to raise awareness and promote secure development and system configuration practices.

Do not use this information to attempt unauthorized access or exploit vulnerabilities on systems that you do not own or have explicit permission to test.

Ameeba and its authors do not endorse or condone malicious behavior and are not responsible for misuse of the content. Always follow ethical hacking guidelines, responsible disclosure practices, and local laws.

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