CVE-2021-42027
HIGHSINUMERIK Edge < 3.2 - Improper Certificate Validation
Title source: llmDescription
A vulnerability has been identified in SINUMERIK Edge (All versions < V3.2). The affected software does not properly validate the server certificate when initiating a TLS connection. This could allow an attacker to spoof a trusted entity by interfering in the communication path between the client and the intended server.
References (1)
Core 1
Core References
Patch, Vendor Advisory x_refsource_misc
https://cert-portal.siemens.com/productcert/pdf/ssa-523250.pdf
Scores
CVSS v3
7.4
EPSS
0.0014
EPSS Percentile
33.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
Details
CWE
CWE-295
Status
published
Products (1)
siemens/sinumerik_edge
< 3.2
Published
Dec 14, 2021
Tracked Since
Feb 18, 2026