CVE Vulnerability

CVE-2021-42027

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.

5.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 4.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

Scope

7.4 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.2 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://cert-portal.siemens.com/productcert/pdf/ssa-523250.pdf Patch Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:siemens:sinumerik_edge:*:*:*:*:*:*:*:*
Information

Published : 2021-12-14 12:15

Updated : 2021-12-20 07:49

NVD link : CVE-2021-42027

Mitre link : CVE-2021-42027

Products Affected
No products.
CWE
CWE-295

Improper Certificate Validation