Description
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V3.0). The affected device contains hard coded password which is used for the privileged system user `root` and for the boot loader `GRUB` by default . An attacker who manages to crack the password hash gains root access to the device.
Scores
CVSS v3
10.0
EPSS
0.0074
EPSS Percentile
73.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-259
Status
published
Products (1)
siemens/simatic_cn_4100_firmware
< 3.0
Published
May 14, 2024
Tracked Since
Feb 18, 2026