CVE-2025-27594

Unencrypted transmission of password hash

Published Mar 14, 2025 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
The device uses an unencrypted, proprietary protocol for communication. Through this protocol, configuration data is transmitted and device authentication is performed. An attacker can thereby intercept the authentication hash and use it to log into the device using a pass-the-hash attack.

Remediation

Vendor Workaround

Please make sure that you apply general security practices when operating the products. The following General Security Practices and Operating Guidelines could mitigate the associated security risk.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-6437 The device uses an unencrypted, proprietary protocol for communication. Through this protocol, configuration data is transmitted and device authentication is performed. An attacker can thereby intercept the authentication hash and use it to log into the device using a pass-the-hash attack.
History
Type Values Removed Values Added
Metrics epss

{'score': 0.00069}

epss

{'score': 0.00085}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description The device uses an unencrypted, proprietary protocol for communication. Through this protocol, configuration data is transmitted and device authentication is performed. An attacker can thereby intercept the authentication hash and use it to log into the device using a pass-the-hash attack.
Title Unencrypted transmission of password hash
Weaknesses CWE-319
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
SICK AG
Published
Updated
Mar 14, 2025, 1:35 PM
Reserved
Mar 3, 2025, 1:27 PM
Status
Deferred
Published
Mar 14, 2025, 1:15 PM
Modified
Jun 17, 2026, 9:03 AM