CVE-2025-27451 | BDVDB-2026-284569 Detail

Endress+HauserEndress+Hauser MEAC300-FNADE4

Description#

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.

Impact#

Per CVSS v3.1: confidentiality impact low, integrity impact none, availability impact none. Attack vector: network.

Weaknesses#

CWE-204 Observable Response Discrepancy

References#

Exploit#

No public exploit known

History#

Version 12025-07-03Record published in the CVE List.

Published

Published: 2025-07-03
Last modified: 2025-07-03

Vendor information

Vendor: Endress+Hauser
Product: Endress+Hauser MEAC300-FNADE4

All Endress+Hauser vulnerabilities

Score

5.3 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 37.3.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
<= <=0.16.0
Fixed
Not stated
Vulnerable
Not stated
Fixed
>=0.17.0

Scoring System

CVSS v4.0

Not available

CVSS v3.1

5.3 Medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity	None
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).