CVE-2025-41690

Maintenance account takeover via event-log password exposure

Published Sep 2, 2025 · Updated Sep 2, 2025

Sensitive-data exposure in Endress+Hauser Proline 10 firmware allows remote authenticated users to read Maintenance credentials. The device event log stores the Maintenance password where an Operator-level account can view it. Exploitation requires Operator access, Bluetooth range, and user interaction; the stolen account permits changes to device settings and parameters.

CVSS severity7.4
High
EPSS probability0.25%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Sensitive-data exposure in Endress+Hauser Proline 10 firmware allows remote authenticated users to read Maintenance credentials. The device event log stores the Maintenance password where an Operator-level account can view it. Exploitation requires Operator access, Bluetooth range, and user interaction; the stolen account permits changes to device settings and parameters.

The record

CVE
CVE-2025-41690
Published
Sep 2, 2025
Updated
Sep 2, 2025
Vendor
Endress+Hauser
Product
Proline Promag 10 with IO-Link
Classifications
CWE-532, T1552.001, T1078
Attack vector
adjacent
Privileges
authenticated

Timeline

How it unfolded

  1. Sep 2, 2025CVE publishedPublication date reported by the CVE source.
  2. Sep 2, 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=0 <01.00.02

What conditions does exploitation require?

Attack vectoradjacent
Required privilegesauthenticated

What is affected?

Endress+Hauser · Proline Promag 10 with IO-Linkversion=0 <01.00.02
Endress+Hauser · Proline Promag 10 with HARTversion=0 <01.00.06
Endress+Hauser · Proline Promass 10 with HARTversion=0 <01.00.06
Endress+Hauser · Proline Promass 10 with Modbus RS485version=0 <01.00.06
Endress+Hauser · Proline Promass 10 with IO-Linkversion=0 <01.00.02
Endress+Hauser · Proline Promag 10 with Modbus RS485version=0 <01.00.06

Published CVSS scores

7.4CERT@VDECVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-532Insertion of Sensitive Information into Log File
T1552.001Credentials In Files
T1078Valid Accounts

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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