CVE Vulnerability

CVE-2021-27661

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.

6.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

8.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.johnsoncontrols.com/cyber-solutions/security-advisories Vendor Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-182-01 Third Party Advisory US Government Resource
Configurations

Configuration 1
Information

Published : 2021-07-01 02:15

Updated : 2021-07-07 07:11

NVD link : CVE-2021-27661

Mitre link : CVE-2021-27661

Products Affected
No products.
CWE
CWE-863