CVE-2020-28395
Severity Score
5.9
*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 SCALANCE X-200RNA switch family (All versions < V3.2.7), SCALANCE X-300 switch family (incl. X408 and SIPLUS NET variants) (All versions < V4.1.0). Devices do not create a new unique private key after factory reset. An attacker could leverage this situation to a man-in-the-middle situation and decrypt previously captured traffic.
Se ha identificado una vulnerabilidad en la familia de switch SCALANCE X-300 (incluidas las variantes X408 y SIPLUS NET) (todas las versiones anteriores a V4.1.0). Los dispositivos no crean una nueva clave privada única después del restablecimiento de fábrica. Un atacante podría aprovechar esta situación en una situación de man-in-the-middle y descifrar el tráfico capturado previamente
*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
- 2020-11-10 CVE Reserved
- 2021-01-12 CVE Published
- 2024-02-08 EPSS Updated
- 2024-08-04 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-321: Use of Hard-coded Cryptographic Key
- CWE-798: Use of Hard-coded Credentials
CAPEC
References (2)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://cert-portal.siemens.com/productcert/pdf/ssa-274900.pdf | 2022-12-13 | |
| https://us-cert.cisa.gov/ics/advisories/icsa-21-012-02 | 2022-12-13 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Siemens Search vendor "Siemens" | Scalance Xr324-12m Firmware Search vendor "Siemens" for product "Scalance Xr324-12m Firmware" | < 4.1.0 Search vendor "Siemens" for product "Scalance Xr324-12m Firmware" and version " < 4.1.0" | - |
Affected
| in | Siemens Search vendor "Siemens" | Scalance Xr324-12m Search vendor "Siemens" for product "Scalance Xr324-12m" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Scalance Xr324-12m Ts Firmware Search vendor "Siemens" for product "Scalance Xr324-12m Ts Firmware" | < 4.1.0 Search vendor "Siemens" for product "Scalance Xr324-12m Ts Firmware" and version " < 4.1.0" | - |
Affected
| in | Siemens Search vendor "Siemens" | Scalance Xr324-12m Ts Search vendor "Siemens" for product "Scalance Xr324-12m Ts" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Scalance Xr324-4m Eec Firmware Search vendor "Siemens" for product "Scalance Xr324-4m Eec Firmware" | < 4.1.0 Search vendor "Siemens" for product "Scalance Xr324-4m Eec Firmware" and version " < 4.1.0" | - |
Affected
| in | Siemens Search vendor "Siemens" | Scalance Xr324-4m Eec Search vendor "Siemens" for product "Scalance Xr324-4m Eec" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Scalance Xr324-4m Poe Firmware Search vendor "Siemens" for product "Scalance Xr324-4m Poe Firmware" | < 4.1.0 Search vendor "Siemens" for product "Scalance Xr324-4m Poe Firmware" and version " < 4.1.0" | - |
Affected
| in | Siemens Search vendor "Siemens" | Scalance Xr324-4m Poe Search vendor "Siemens" for product "Scalance Xr324-4m Poe" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Scalance Xr324-4m Poe Ts Firmware Search vendor "Siemens" for product "Scalance Xr324-4m Poe Ts Firmware" | < 4.1.0 Search vendor "Siemens" for product "Scalance Xr324-4m Poe Ts Firmware" and version " < 4.1.0" | - |
Affected
| in | Siemens Search vendor "Siemens" | Scalance Xr324-4m Poe Ts Search vendor "Siemens" for product "Scalance Xr324-4m Poe Ts" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Scalance Xr324wg Firmware Search vendor "Siemens" for product "Scalance Xr324wg Firmware" | < 4.1.0 Search vendor "Siemens" for product "Scalance Xr324wg Firmware" and version " < 4.1.0" | - |
Affected
| in | Siemens Search vendor "Siemens" | Scalance Xr324wg Search vendor "Siemens" for product "Scalance Xr324wg" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Scalance Xr326-2c Poe Wg Firmware Search vendor "Siemens" for product "Scalance Xr326-2c Poe Wg Firmware" | < 4.1.0 Search vendor "Siemens" for product "Scalance Xr326-2c Poe Wg Firmware" and version " < 4.1.0" | - |
Affected
| in | Siemens Search vendor "Siemens" | Scalance Xr326-2c Poe Wg Search vendor "Siemens" for product "Scalance Xr326-2c Poe Wg" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Scalance Xr328-4c Wg Firmware Search vendor "Siemens" for product "Scalance Xr328-4c Wg Firmware" | < 4.1.0 Search vendor "Siemens" for product "Scalance Xr328-4c Wg Firmware" and version " < 4.1.0" | - |
Affected
| in | Siemens Search vendor "Siemens" | Scalance Xr328-4c Wg Search vendor "Siemens" for product "Scalance Xr328-4c Wg" | - | - |
Safe
|