CVE-2021-21000

MEDIUM

WAGO PFC200 Firmware - Unauthenticated Denial of Service via Crafted Network Packets

Title source: llm
STIX 2.1

Description

On WAGO PFC200 devices in different firmware versions with special crafted packets an attacker with network access to the device could cause a denial of service for the login service of the runtime.

References (1)

Core 1
Core References
Third Party Advisory x_refsource_confirm
https://cert.vde.com/en-us/advisories/vde-2021-014

Scores

CVSS v3 5.3
EPSS 0.0104
EPSS Percentile 59.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Details

CWE
CWE-770
Status published
Products (27)
wago/750-8202_firmware < 03.06.19_\(18\)
wago/750-8203_firmware < 03.06.19_\(18\)
wago/750-8204_firmware < 03.06.19_\(18\)
wago/750-8206_firmware < 03.06.19_\(18\)
wago/750-8207_firmware < 03.06.19_\(18\)
wago/750-8208_firmware < 03.06.19_\(18\)
wago/750-8210_firmware < 03.06.19_\(18\)
wago/750-8211_firmware < 03.06.19_\(18\)
wago/750-8212_firmware < 03.06.19_\(18\)
wago/750-8213_firmware < 03.06.19_\(18\)
... and 17 more
Published May 24, 2021
Tracked Since Feb 18, 2026