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CVE-2021-34578

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CVE-2021-34578

Published: Aug 31, 2021

Modified: Sep 16, 2024

PUBLISHED

CVSS v3.1

9.8

CRITICAL

Description

This vulnerability allows an attacker who has access to the WBM to read and write settings-parameters of the device by sending specifically constructed requests without authentication on multiple WAGO PLCs in firmware versions up to FW07.

VendorProductVersions

WAGO

PLC

affected
750-362 - <= FW07
affected
750-363 - <= FW07
affected
750-823 - <= FW07
affected
750-832/xxx-xxx - <= FW07
affected
750-862 - <= FW07

+3 more versions

Weaknesses (CWE)

CWE-287

CVSS v3.1 Details

CVSS v3.1 Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

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