CVE-2025-41657

Device fingerprinting via unexpectedly active Bluetooth module

Published Jun 10, 2025 · Updated Jun 10, 2025

Configuration error in AUMA AC 01.2 and PROFOX delivered 01.01.2024 through 08.05.2025 allows physically proximate attackers to fingerprint devices. Units ordered with the L90.00 Bluetooth-always-deactivated option were delivered with an active Bluetooth module that emits identifiable data. Bluetooth proximity and no authentication are required; exposure is limited to device identification, with no reported control, integrity, or availability impact.

CVSS severity4.3
Medium
EPSS probability0.20%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Configuration error in AUMA AC 01.2 and PROFOX delivered 01.01.2024 through 08.05.2025 allows physically proximate attackers to fingerprint devices. Units ordered with the L90.00 Bluetooth-always-deactivated option were delivered with an active Bluetooth module that emits identifiable data. Bluetooth proximity and no authentication are required; exposure is limited to device identification, with no reported control, integrity, or availability impact.

The record

CVE
CVE-2025-41657
Published
Jun 10, 2025
Updated
Jun 10, 2025
Vendor
AUMA
Product
PROFOX
Classifications
CWE-207, T1595
Attack vector
adjacent
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jun 10, 2025CVE publishedPublication date reported by the CVE source.
  2. Jun 10, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=01.01.2024 <09.05.2025

What conditions does exploitation require?

Attack vectoradjacent
Required privilegesunauthenticated

What is affected?

AUMA · PROFOXversion=01.01.2024 <09.05.2025
AUMA · AC 01.2version=01.01.2024 <09.05.2025

Published CVSS scores

4.3CERT@VDECVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectoradjacent
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-207Observable Behavioral Discrepancy With Equivalent Products
T1595Active Scanning

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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