CVE-2021-34568

HIGH

WAGO 750-8100, 750-8101, 750-8102, 750-8202 Firmware < 18 - Unauthenticated Denial of Service via Crafted Packet

Title source: llm

Description

In WAGO I/O-Check Service in multiple products an unauthenticated remote attacker can send a specially crafted packet containing OS commands to provoke a denial of service.

References (1)

Core 1

Core References

Vendor Advisory

https://cert.vde.com/en/advisories/VDE-2020-036/

Scores

CVSS v3 7.5

EPSS 0.0103

EPSS Percentile 59.1%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation none

Automatable yes

Technical Impact partial

Details

CWE

CWE-770

Status published

Products (25)

wago/750-8100_firmware 18 (3 CPE variants)

wago/750-8100_firmware < 18

wago/750-8101\/025-000_firmware 18 (3 CPE variants)

wago/750-8101\/025-000_firmware < 18

wago/750-8101_firmware 18 (3 CPE variants)

wago/750-8101_firmware < 18

wago/750-8102\/025-000_firmware 18 (3 CPE variants)

wago/750-8102\/025-000_firmware < 18

wago/750-8102_firmware 18 (3 CPE variants)

wago/750-8102_firmware < 18

... and 15 more

Published Nov 09, 2022

Tracked Since Feb 18, 2026