CVE-2021-43936

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.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://us-cert.cisa.gov/ics/advisories/icsa-21-336-03	Patch Third Party Advisory US Government Resource
http://packetstormsecurity.com/files/165252/WebHMI-4.0-Remote-Code-Execution.html

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:webhmi:webhmi_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:webhmi:webhmi:-:*:*:*:*:*:*:*

Information

Published : 2021-12-06 18:15

Updated : 2021-12-13 17:15

NVD link : CVE-2021-43936

Mitre link : CVE-2021-43936

JSON object : View

Products Affected

webhmi

webhmi_firmware
webhmi

CWE

CWE-434

Unrestricted Upload of File with Dangerous Type

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