Schneider Electric C-Bus Toolkit FILE UPLOAD Unrestricted File Upload Remote Code Execution Vulnerability
April 22nd, 2021
Vulnerability Details
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Schneider Electric C-Bus Toolkit. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed.
The specific flaw exists within the processing of commands sent to the C-Gate 2 Service. The issue results from the lack of proper validation of user-supplied data, which can allow the upload of arbitrary files. An attacker can leverage this vulnerability to execute code in the context of SYSTEM.
Additional Details
http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-103-01
https://us-cert.cisa.gov/ics/advisories/icsa-21-105-01
Disclosure Timeline
- 2021-02-03 - Vulnerability reported to vendor
- 2021-04-22 - Coordinated public release of advisory
- 2023-09-20 - Advisory Updated
Credit
rgod
