CVE-2020-15783
Severity Score
7.5
*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 SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC TDC CPU555 (All versions), SINUMERIK 840D sl (All versions). Sending multiple specially crafted packets to the affected devices could cause a Denial-of-Service on port 102. A cold restart is required to recover the service.
Se ha identificado una vulnerabilidad en la familia de CPUs SIMATIC S7-300 (incluidas las CPUs ET200 relacionadas y las variantes SIPLUS) (Todas las versiones), SIMATIC TDC CPU555 (Todas las versiones), SINUMERIK 840D sl (Todas las versiones). El envío de múltiples paquetes especialmente diseñados a los dispositivos afectados podría causar una denegación de servicio en el puerto 102. Se requiere un reinicio en frío para recuperar el servicio
*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
- 2020-07-15 CVE Reserved
- 2020-11-12 CVE Published
- 2023-07-29 EPSS Updated
- 2024-08-04 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-400: Uncontrolled Resource Consumption
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://cert-portal.siemens.com/productcert/pdf/ssa-492828.pdf | 2022-12-06 |
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 840d Sl Firmware Search vendor "Siemens" for product "Sinumerik 840d Sl Firmware" | * | - |
Affected
| in | Siemens Search vendor "Siemens" | Sinumerik 840d Sl Search vendor "Siemens" for product "Sinumerik 840d Sl" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 312 Firmware Search vendor "Siemens" for product "Simatic S7-300 Cpu 312 Firmware" | * | - |
Affected
| in | Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 312 Search vendor "Siemens" for product "Simatic S7-300 Cpu 312" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 314 Firmware Search vendor "Siemens" for product "Simatic S7-300 Cpu 314 Firmware" | * | - |
Affected
| in | Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 314 Search vendor "Siemens" for product "Simatic S7-300 Cpu 314" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 315-2 Dp Firmware Search vendor "Siemens" for product "Simatic S7-300 Cpu 315-2 Dp Firmware" | * | - |
Affected
| in | Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 315-2 Dp Search vendor "Siemens" for product "Simatic S7-300 Cpu 315-2 Dp" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 315-2 Pn Firmware Search vendor "Siemens" for product "Simatic S7-300 Cpu 315-2 Pn Firmware" | * | - |
Affected
| in | Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 315-2 Pn Search vendor "Siemens" for product "Simatic S7-300 Cpu 315-2 Pn" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 317-2 Pn Firmware Search vendor "Siemens" for product "Simatic S7-300 Cpu 317-2 Pn Firmware" | * | - |
Affected
| in | Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 317-2 Pn Search vendor "Siemens" for product "Simatic S7-300 Cpu 317-2 Pn" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 317-2 Dp Firmware Search vendor "Siemens" for product "Simatic S7-300 Cpu 317-2 Dp Firmware" | * | - |
Affected
| in | Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 317-2 Dp Search vendor "Siemens" for product "Simatic S7-300 Cpu 317-2 Dp" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 315f-2 Dp Firmware Search vendor "Siemens" for product "Simatic S7-300 Cpu 315f-2 Dp Firmware" | * | - |
Affected
| in | Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 315f-2 Dp Search vendor "Siemens" for product "Simatic S7-300 Cpu 315f-2 Dp" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 315f-2 Pn Firmware Search vendor "Siemens" for product "Simatic S7-300 Cpu 315f-2 Pn Firmware" | * | - |
Affected
| in | Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 315f-2 Pn Search vendor "Siemens" for product "Simatic S7-300 Cpu 315f-2 Pn" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 317f-2 Pn Firmware Search vendor "Siemens" for product "Simatic S7-300 Cpu 317f-2 Pn Firmware" | * | - |
Affected
| in | Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 317f-2 Pn Search vendor "Siemens" for product "Simatic S7-300 Cpu 317f-2 Pn" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 317f-2 Dp Firmware Search vendor "Siemens" for product "Simatic S7-300 Cpu 317f-2 Dp Firmware" | * | - |
Affected
| in | Siemens Search vendor "Siemens" | Simatic S7-300 Cpu 317f-2 Dp Search vendor "Siemens" for product "Simatic S7-300 Cpu 317f-2 Dp" | - | - |
Safe
|
| Siemens Search vendor "Siemens" | Simatic Tdc Cpu555 Firmware Search vendor "Siemens" for product "Simatic Tdc Cpu555 Firmware" | * | - |
Affected
| in | Siemens Search vendor "Siemens" | Simatic Tdc Cpu555 Search vendor "Siemens" for product "Simatic Tdc Cpu555" | - | - |
Safe
|