CVE-2025-40774

Password disclosure via administrator-accessible decryption keys

Published Oct 14, 2025 · Updated Oct 14, 2025

Recoverable password storage in Siemens SiPass integrated before 3.0 allows local users with administrative privileges to recover passwords. The server encrypts user passwords in its database while leaving the corresponding decryption keys accessible to administrative users. Local administrative privileges are required; recovered credentials grant access to affected user accounts, while the published direct impact is limited to confidentiality.

CVSS severity6.7
Medium
EPSS probability0.14%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Recoverable password storage in Siemens SiPass integrated before 3.0 allows local users with administrative privileges to recover passwords. The server encrypts user passwords in its database while leaving the corresponding decryption keys accessible to administrative users. Local administrative privileges are required; recovered credentials grant access to affected user accounts, while the published direct impact is limited to confidentiality.

The record

CVE
CVE-2025-40774
Published
Oct 14, 2025
Updated
Oct 14, 2025
Vendor
Siemens
Product
SiPass integrated
Classifications
CWE-257, T1555
Attack vector
local
Privileges
admin

Timeline

How it unfolded

  1. Oct 14, 2025CVE publishedPublication date reported by the CVE source.
  2. Oct 14, 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 <V3.0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesadmin

What is affected?

Siemens · SiPass integratedversion=0 <V3.0

Published CVSS scores

6.7Siemens ProductCERTCVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
4.4Siemens ProductCERTCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/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)
Vectorlocal
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-257Storing Passwords in a Recoverable Format
T1555Credentials from Password Stores

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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