CVE-2021-27661
Facility Explorer
Severity Score
8.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Successful exploitation of this vulnerability could give an authenticated Facility Explorer SNC Series Supervisory Controller (F4-SNC) user an unintended level of access to the controller’s file system, allowing them to access or modify system files by sending specifically crafted web messages to the F4-SNC.
Una explotación con éxito de esta vulnerabilidad podría dar a un usuario autenticado del Controlador de Supervisión de la Serie SNC de Facility Explorer (F4-SNC) un nivel de acceso no deseado al sistema de archivos del controlador, permitiéndole acceder o modificar los archivos del sistema mediante el envío de mensajes web específicamente diseñados al F4-SNC.
*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
- 2021-02-24 CVE Reserved
- 2021-07-01 CVE Published
- 2024-09-16 CVE Updated
- 2024-12-17 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-269: Improper Privilege Management
- CWE-863: Incorrect Authorization
CAPEC
References (2)
| URL | Tag | Source |
|---|---|---|
| https://us-cert.cisa.gov/ics/advisories/icsa-21-182-01 | Third Party Advisory |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://www.johnsoncontrols.com/cyber-solutions/security-advisories | 2021-07-07 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Johnsoncontrols Search vendor "Johnsoncontrols" | F4-snc Firmware Search vendor "Johnsoncontrols" for product "F4-snc Firmware" | 11 Search vendor "Johnsoncontrols" for product "F4-snc Firmware" and version "11" | - |
Affected
| in | Johnsoncontrols Search vendor "Johnsoncontrols" | F4-snc Search vendor "Johnsoncontrols" for product "F4-snc" | - | - |
Safe
|