SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-27449

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.

CRITICAL 9.8EPSS 0.55%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.55%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

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 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.55% probability · 44th percentile
CISA KEV
Not listed
Weakness
CWE-307
Affected
endress/meac300-fnade4 firmware
Source
psirt@sick.de

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.