Vulnerability details

CVE-2025-27449

Endress+Hauser MEAC300-FNADE4

CVE-2025-27449

CVSS 3.1

7.5High

Official description

The MEAC300-FNADE4 does not implement sufficient measures to prevent multiple failed authentication attempts within a short time frame, making it susceptible to brute-force attacks.

CVSS scores

Score	Version	Source	Vector
7.5High	3.1	CVEProject cvelistV5 (CNA) (SICK AG)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`

Affected products

Vendor	Product	Versions	Source
Endress+Hauser	Endress+Hauser MEAC300-FNADE4	v ≤ <=0.16.0	CVEProject cvelistV5 (CNA)

References and advisories

https://www.endress.com x_Endress+Hauser
https://www.cisa.gov/resources-tools/resources/ics-recommended-practices x_ICS-CERT recommended practices on Industrial Security
https://www.first.org/cvss/calculator/3.1 x_CVSS v3.1 Calculator
https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0008.json x_The canonical URL.
https://sick.com/psirt x_SICK PSIRT Security Advisories
https://www.sick.com/.well-known/csaf/white/2025/sca-2025-0008.pdf vendor-advisory

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Details

Published: 2025-07-03
Last updated: 2025-07-03
State: Published
Assigner (CNA): SICK AG

Exploit prediction (EPSS)

0.6%

Probability of exploitation in 30 days

48.9%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: None
Technical impact: Partial

Weaknesses (CWE)

CWE-307
Improper Restriction of Excessive Authentication Attempts