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nvd[email protected]NVD:CVE-2021-43936
HistoryDec 06, 2021 - 6:15 p.m.

CVE-2021-43936

2021-12-0618:15:08
CWE-434
web.nvd.nist.gov
2
software security
dangerous file uploads
arbitrary code execution
webhmi portal

CVSS2

10

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.014

Percentile

86.7%

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.

Affected configurations

Nvd
Node
webhmiwebhmi_firmwareRange<4.1
AND
webhmiwebhmiMatch-
VendorProductVersionCPE
webhmiwebhmi_firmware*cpe:2.3:o:webhmi:webhmi_firmware:*:*:*:*:*:*:*:*
webhmiwebhmi-cpe:2.3:h:webhmi:webhmi:-:*:*:*:*:*:*:*

CVSS2

10

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.014

Percentile

86.7%