CVE-2021-42027
 
Severity Score
7.4
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
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.
Se ha identificado una vulnerabilidad en SINUMERIK Edge (Todas las versiones anteriores a V3.2). El software afectado no comprueba correctamente el certificado del servidor al iniciar una conexión TLS. Esto podría permitir a un atacante falsificar una entidad confiable al interferir en la ruta de comunicación entre el cliente y el servidor previsto
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2021-10-06 CVE Reserved
- 2021-12-14 CVE Published
- 2024-08-04 CVE Updated
- 2024-08-29 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-295: Improper Certificate Validation
CAPEC
References (1)
URL | Tag | Source |
---|
URL | Date | SRC |
---|
URL | Date | SRC |
---|---|---|
https://cert-portal.siemens.com/productcert/pdf/ssa-523250.pdf | 2021-12-20 |
URL | Date | SRC |
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Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Siemens Search vendor "Siemens" | Sinumerik Edge Search vendor "Siemens" for product "Sinumerik Edge" | < 3.2 Search vendor "Siemens" for product "Sinumerik Edge" and version " < 3.2" | - |
Affected
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