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.
Published:Jul 1, 2021
Last Modified:Nov 21, 2024
EPS:Jul 1, 2021
EPSS Score:0.0019
CVSS Score:8.8
Affected Products
Vendor
Product
Action
Vendor
Johnsoncontrols
Product
F4-snc
Johnsoncontrols
F4-snc
Vendor
Johnsoncontrols
Product
F4-snc Firmware
Johnsoncontrols
F4-snc Firmware
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
