CVE-2021-43931 - OpenCVE

The authentication algorithm of the WebHMI portal is sound, but the implemented mechanism can be bypassed as the result of a separate weakness that is primary to the authentication error.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

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

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Vendors	Products
Webhmi	Webhmi Webhmi Firmware

Configuration 1 [-]

AND

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

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

No data.

References

Link	Providers
https://us-cert.cisa.gov/ics/advisories/icsa-21-336-03

History

No history.

MITRE

Status: PUBLISHED

Assigner: icscert

Published: 2021-12-06T17:40:45

Updated: 2024-08-04T04:10:17.161Z

Reserved: 2021-11-16T00:00:00

Link: CVE-2021-43931

Vulnrichment

No data.

NVD

Status : Analyzed

Published: 2021-12-06T18:15:08.303

Modified: 2021-12-07T01:30:47.243

Link: CVE-2021-43931

Redhat

No data.

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