CVE-2025-27451

For failed login attempts, the application returns different error messages depending on whether the login failed due to an incorrect password or a non-existing username. This allows an attacker to guess usernames until they find an existing one.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://sick.com/psirt	Vendor Advisory
https://sick.com/psirt	Vendor Advisory
https://www.cisa.gov/resources-tools/resources/ics-recommended-practices	US Government Resource
https://www.endress.com	Product
https://www.first.org/cvss/calculator/3.1	Not Applicable
https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0008.json	Vendor Advisory
https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0008.pdf	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:endress:meac300-fnade4_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:endress:meac300-fnade4:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-07-03 12:15

Updated : 2026-02-06 14:38

NVD link : CVE-2025-27451

Mitre link : CVE-2025-27451

CVE.ORG link : CVE-2025-27451

JSON object : View

Products Affected

endress

meac300-fnade4_firmware
meac300-fnade4

CWE

CWE-204

Observable Response Discrepancy

CWE-203

Observable Discrepancy

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