CVE-2021-20986

Published: Feb 16, 2021Modified: Jun 17, 2026

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: NVD

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.

Affected (24)

Products: Hilscher: Profinet Io Device Firmware · Pepperl Fuchs: Pgv100 F200a B17 V1d Firmware, Pgv150i F200a B17 V1d Firmware, Pgv100 F200 B17 V1d 7477 Firmware, Pxv100 F200 B17 V1d Firmware, Pxv100 F200 B17 V1d 3636 Firmware, Pcv80 F200 B17 V1d Firmware, Pcv100 F200 B17 V1d Firmware, Pcv50 F200 B17 V1d Firmware, Pcv100 F200 B17 V1d 6011 6997 Firmware, Pcv100 F200 B17 V1d 6011 Firmware, Pcv100 F200 B17 V1d 6011 8203 Firmware, Pxv100a F200 B28 V1d Firmware, Pxv100a F200 B28 V1d 6011 Firmware, Pgv100a F200 B28 V1d Firmware, Pgv100a F200a B28 V1d Firmware, Pgv100aq F200a B28 V1d Firmware, Pgv100aq F200 B28 V1d Firmware, Pxv100aq F200 B28 V1d Firmware, Pxv100aq F200 B28 V1d 6011 Firmware, Ohv F230 B17 Firmware, Oit500 F113b17 Cb Firmware, Pha Firmware, Wcs Firmware

Hilscher

1 product

Profinet Io Device Firmware

Pepperl Fuchs

23 products

Pgv100 F200a B17 V1d Firmware

Pgv150i F200a B17 V1d Firmware

Pgv100 F200 B17 V1d 7477 Firmware

Pxv100 F200 B17 V1d Firmware

Pxv100 F200 B17 V1d 3636 Firmware

Pcv80 F200 B17 V1d Firmware

Pcv100 F200 B17 V1d Firmware

Pcv50 F200 B17 V1d Firmware

Pcv100 F200 B17 V1d 6011 6997 Firmware

Pcv100 F200 B17 V1d 6011 Firmware

Pcv100 F200 B17 V1d 6011 8203 Firmware

Pxv100a F200 B28 V1d Firmware

Pxv100a F200 B28 V1d 6011 Firmware

Pgv100a F200 B28 V1d Firmware

Pgv100a F200a B28 V1d Firmware

Pgv100aq F200a B28 V1d Firmware

Pgv100aq F200 B28 V1d Firmware

Pxv100aq F200 B28 V1d Firmware

Pxv100aq F200 B28 V1d 6011 Firmware

Ohv F230 B17 Firmware

Oit500 F113b17 Cb Firmware

Pha Firmware

Wcs Firmware

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Hilscher Profinet Io Device Firmware	From 3.0 to 3.14.0.7

Running on/with	Platform Versions
Hilscher Profinet Io Device	All versions

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pgv100 F200a B17 V1d Firmware	Up to 2.0.0

Running on/with	Platform Versions
Pepperl Fuchs Pgv100 F200a B17 V1d	All versions

Configuration C

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pgv150i F200a B17 V1d Firmware	Up to 2.0.0

Running on/with	Platform Versions
Pepperl Fuchs Pgv150i F200a B17 V1d	All versions

Configuration D

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pgv100 F200 B17 V1d 7477 Firmware	Up to 2.0.0

Running on/with	Platform Versions
Pepperl Fuchs Pgv100 F200 B17 V1d 7477	All versions

Configuration E

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pxv100 F200 B17 V1d Firmware	Up to 4.2.0

Running on/with	Platform Versions
Pepperl Fuchs Pxv100 F200 B17 V1d	All versions

Configuration F

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pxv100 F200 B17 V1d 3636 Firmware	Up to 4.2.0

Running on/with	Platform Versions
Pepperl Fuchs Pxv100 F200 B17 V1d 3636	All versions

Configuration G

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pcv80 F200 B17 V1d Firmware	Up to 3.2.3

Running on/with	Platform Versions
Pepperl Fuchs Pcv80 F200 B17 V1d	All versions

Configuration H

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pcv100 F200 B17 V1d Firmware	Up to 3.2.3

Running on/with	Platform Versions
Pepperl Fuchs Pcv100 F200 B17 V1d	All versions

Configuration I

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pcv50 F200 B17 V1d Firmware	Up to 3.2.3

Running on/with	Platform Versions
Pepperl Fuchs Pcv50 F200 B17 V1d	All versions

Configuration J

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pcv100 F200 B17 V1d 6011 6997 Firmware	Up to 3.2.3

Running on/with	Platform Versions
Pepperl Fuchs Pcv100 F200 B17 V1d 6011 6997	All versions

Configuration K

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pcv100 F200 B17 V1d 6011 Firmware	Up to 3.2.5

Running on/with	Platform Versions
Pepperl Fuchs Pcv100 F200 B17 V1d 6011	All versions

Configuration L

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pcv100 F200 B17 V1d 6011 8203 Firmware	Up to 3.2.5

Running on/with	Platform Versions
Pepperl Fuchs Pcv100 F200 B17 V1d 6011 8203	All versions

Configuration M

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pxv100a F200 B28 V1d Firmware	Up to 1.0.3

Running on/with	Platform Versions
Pepperl Fuchs Pxv100a F200 B28 V1d	All versions

Configuration N

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pxv100a F200 B28 V1d 6011 Firmware	Up to 1.0.3

Running on/with	Platform Versions
Pepperl Fuchs Pxv100a F200 B28 V1d 6011	All versions

Configuration O

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pgv100a F200 B28 V1d Firmware	Up to 1.0.3

Running on/with	Platform Versions
Pepperl Fuchs Pgv100a F200 B28 V1d	All versions

Configuration P

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pgv100a F200a B28 V1d Firmware	Up to 1.0.3

Running on/with	Platform Versions
Pepperl Fuchs Pgv100a F200a B28 V1d	All versions

Configuration Q

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pgv100aq F200a B28 V1d Firmware	Up to 2.1.1

Running on/with	Platform Versions
Pepperl Fuchs Pgv100aq F200a B28 V1d	All versions

Configuration R

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pgv100aq F200 B28 V1d Firmware	Up to 2.1.1

Running on/with	Platform Versions
Pepperl Fuchs Pgv100aq F200 B28 V1d	All versions

Configuration S

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pxv100aq F200 B28 V1d Firmware	Up to 2.1.1

Running on/with	Platform Versions
Pepperl Fuchs Pxv100aq F200 B28 V1d	All versions

Configuration T

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pxv100aq F200 B28 V1d 6011 Firmware	Up to 2.1.1

Running on/with	Platform Versions
Pepperl Fuchs Pxv100aq F200 B28 V1d 6011	All versions

Configuration U

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Ohv F230 B17 Firmware	Up to 1.1.0

Running on/with	Platform Versions
Pepperl Fuchs Ohv F230 B17	All versions

Configuration V

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Oit500 F113b17 Cb Firmware	Up to 1.3.4

Running on/with	Platform Versions
Pepperl Fuchs Oit500 F113b17 Cb	All versions

Configuration W

1 vulnerable · 19 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Pha Firmware	Up to 3.1.5

Running on/with	Platform Versions
Pepperl Fuchs Pha150 F200 B17 V1d	All versions
Pepperl Fuchs Pha150 F200a B17 V1d	All versions
Pepperl Fuchs Pha200 F200 B17 V1d	All versions
Pepperl Fuchs Pha200 F200a B17 T V1d	All versions
Pepperl Fuchs Pha200 F200a B17 V1d	All versions
Pepperl Fuchs Pha300 F200 B17 T V1d	All versions
Pepperl Fuchs Pha300 F200 B17 V1d	All versions
Pepperl Fuchs Pha300 F200a B17 T V1d	All versions
Pepperl Fuchs Pha300 F200a B17 V1d	All versions
Pepperl Fuchs Pha400 F200 B17 V1d	All versions
Pepperl Fuchs Pha400 F200a B17 T V1d	All versions
Pepperl Fuchs Pha400 F200a B17 V1d	All versions
Pepperl Fuchs Pha500 F200 B17 V1d	All versions
Pepperl Fuchs Pha500 F200a B17 T V1d	All versions
Pepperl Fuchs Pha500 F200a B17 V1d	All versions
Pepperl Fuchs Pha600 F200 B17 V1d	All versions
Pepperl Fuchs Pha600 F200a B17 V1d	All versions
Pepperl Fuchs Pha700 F200 B17 V1d	All versions
Pepperl Fuchs Pha800 F200 B17 V1d	All versions

Configuration X

1 vulnerable · 8 platform

Vulnerable Software	Affected Versions
Pepperl Fuchs Wcs Firmware	Up to 3.0.0

Running on/with	Platform Versions
Pepperl Fuchs Wcs3b Ls610	All versions
Pepperl Fuchs Wcs3b Ls610 Om	All versions
Pepperl Fuchs Wcs3b Ls610d	All versions
Pepperl Fuchs Wcs3b Ls610d Om	All versions
Pepperl Fuchs Wcs3b Ls610dh	All versions
Pepperl Fuchs Wcs3b Ls610dh Om	All versions
Pepperl Fuchs Wcs3b Ls610h	All versions
Pepperl Fuchs Wcs3b Ls610h Om	All versions