Is CVE-2023-23304 actively exploited?

No active exploitation of CVE-2023-23304 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2023-23304 be exploited remotely?

Yes. CVE-2023-23304 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2023-23304?

CVE-2023-23304 has a CVSS score of 9.1 (CRITICAL).

HOME VULNERABILITIESCVE-2023-23304

CRITICAL

CVE-2023-23304

NVD-CWE-noinfoPublished: May 23, 2023· Updated: Jun 17, 2026

9.1

CVSS v3.1

Official Description

The GarminOS TVM component in CIQ API version 2.1.0 through 4.1.7 allows applications with a specially crafted head section to use the `Toybox.SensorHistory` module without permission. A malicious application could call any functions from the `Toybox.SensorHistory` module without the user's consent and disclose potentially private or sensitive information.

NVD Source

Technical Analysis

CVE-2023-23304 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), with a CVSS base score of 9.1.