Vulnerability CVE-2021-43936
Published: 2021-12-06

Description:
The software allows the attacker to upload or transfer files of dangerous types to the WebHMI portal, that may be automatically processed within the product's environment or lead to arbitrary code execution.

See advisories in our WLB2 database:
Topic
Author
Date
High
WebHMI 4.0 Remote Code Execution
Jeremiasz Pluta
13.12.2021

Type:

CWE-434

 (Unrestricted Upload of File with Dangerous Type)

CVSS2 => (AV:N/AC:L/Au:N/C:C/I:C/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
10/10
10/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Complete
Complete
Complete

 References:
https://us-cert.cisa.gov/ics/advisories/icsa-21-336-03
http://packetstormsecurity.com/files/165252/WebHMI-4.0-Remote-Code-Execution.html
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