Description
A vulnerability has been identified in SIMATIC CN 4100 (All versions < V2.5). Affected device consists of an incorrect default value in the SSH configuration. This could allow an attacker to bypass network isolation.
References (1)
Core 1
Core References
Patch, Vendor Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-313488.pdf
Scores
CVSS v3
7.4
EPSS
0.0003
EPSS Percentile
7.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-276
Status
published
Products (2)
siemens/simatic_cn_4100
< 2.5
siemens/simatic_cn_4100_firmware
< 2.5
Published
Jul 11, 2023
Tracked Since
Feb 18, 2026