CVE-2021-20986

HIGH

Hilscher PROFINET IO Device V3 <V3.14.0.7 - DoS

Title source: llm
STIX 2.1

Description

A Denial of Service vulnerability was found in Hilscher PROFINET IO Device V3 in versions prior to V3.14.0.7. This may lead to unexpected loss of cyclic communication or interruption of acyclic communication.

References (2)

Core 2

Scores

CVSS v3 7.5
EPSS 0.0100
EPSS Percentile 58.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-787
Status published
Products (24)
hilscher/profinet_io_device_firmware 3.0 - 3.14.0.7
pepperl-fuchs/ohv-f230-b17_firmware < 1.1.0
pepperl-fuchs/oit500-f113b17-cb_firmware < 1.3.4
pepperl-fuchs/pcv100-f200-b17-v1d-6011-6997_firmware < 3.2.3
pepperl-fuchs/pcv100-f200-b17-v1d-6011-8203_firmware < 3.2.5
pepperl-fuchs/pcv100-f200-b17-v1d-6011_firmware < 3.2.5
pepperl-fuchs/pcv100-f200-b17-v1d_firmware < 3.2.3
pepperl-fuchs/pcv50-f200-b17-v1d_firmware < 3.2.3
pepperl-fuchs/pcv80-f200-b17-v1d_firmware < 3.2.3
pepperl-fuchs/pgv100-f200-b17-v1d-7477_firmware < 2.0.0
... and 14 more
Published Feb 16, 2021
Tracked Since Feb 18, 2026