CVE-2021-27657
Metasys Improper Privilege Management
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 Metasys user an unintended level of access to the server file system, allowing them to access or modify system files by sending specifically crafted web messages to the Metasys system. This issue affects: Johnson Controls Metasys version 11.0 and prior versions.
Una explotación con éxito de esta vulnerabilidad podría otorgar a un usuario autenticado de Metasys un nivel de acceso no intencionado al sistema de archivos del servidor, permitiéndole acceder o modificar los archivos del sistema mediante el envío de mensajes web específicamente diseñados para el sistema Metasys. Este problema afecta: Johnson Controls Metasys versiones 11.0 y versiones anteriores
*Credits:
Jakub Palaczynski
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
- 2021-06-04 CVE Published
- 2024-05-23 EPSS Updated
- 2024-09-17 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-269: Improper Privilege Management
CAPEC
References (3)
| URL | Tag | Source |
|---|---|---|
| https://us-cert.cisa.gov/ics/advisories/icsa-21-159-01 | Third Party Advisory | |
| https://us-cert.gov/ics/advisories | Third Party Advisory |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://www.johnsoncontrols.com/cyber-solutions/security-advisories | 2021-12-02 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Johnsoncontrols Search vendor "Johnsoncontrols" | Metasys Search vendor "Johnsoncontrols" for product "Metasys" | <= 11.0 Search vendor "Johnsoncontrols" for product "Metasys" and version " <= 11.0" | - |
Affected
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