CVE-2020-12516

Published: Dec 10, 2020Modified: 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

Older firmware versions (FW1 up to FW10) of the WAGO PLC family 750-88x and 750-352 are vulnerable for a special denial of service attack.

Affected (10)

Products: Wago: 750 352 Firmware, 750 831 Firmware, 750 852 Firmware, 750 880 Firmware, 750 881 Firmware, 750 889 Firmware, 750 331 Firmware, 750 829 Firmware, 750 882 Firmware, 750 885 Firmware

10 products

Configuration A

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Wago 750 352 Firmware	From fw1 to fw10

Running on/with	Platform Versions
Wago 750 352	All versions

Configuration B

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Wago 750 831 Firmware	From fw1 to fw10

Running on/with	Platform Versions
Wago 750 831	All versions

Configuration C

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Wago 750 852 Firmware	From fw1 to fw10

Running on/with	Platform Versions
Wago 750 852	All versions

Configuration D

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Wago 750 880 Firmware	From fw1 to fw10

Running on/with	Platform Versions
Wago 750 880	All versions

Configuration E

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Wago 750 881 Firmware	From fw1 to fw10

Running on/with	Platform Versions
Wago 750 881	All versions

Configuration F

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Wago 750 889 Firmware	From fw1 to fw10

Running on/with	Platform Versions
Wago 750 889	All versions

Configuration G

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Wago 750 331 Firmware	From fw1 to fw10

Running on/with	Platform Versions
Wago 750 331	All versions

Configuration H

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Wago 750 829 Firmware	From fw1 to fw10

Running on/with	Platform Versions
Wago 750 829	All versions

Configuration I

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Wago 750 882 Firmware	From fw1 to fw10

Running on/with	Platform Versions
Wago 750 882	All versions

Configuration J

1 vulnerable · 1 platform

Vulnerable Software	Affected Versions
Wago 750 885 Firmware	From fw1 to fw10

Running on/with	Platform Versions
Wago 750 885	All versions

Related CWEs

CWE-400

Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

References (4)

https://cert.vde.com/en-us/advisories/vde-2020-042

Source: info@cert.vde.com

PatchThird Party Advisory

https://us-cert.cisa.gov/ics/advisories/icsa-20-308-01

Source: info@cert.vde.com

MitigationThird Party AdvisoryUS Government Resource

https://cert.vde.com/en-us/advisories/vde-2020-042

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

https://us-cert.cisa.gov/ics/advisories/icsa-20-308-01

Source: af854a3a-2127-422b-91ae-364da2661108

MitigationThird Party AdvisoryUS Government Resource

Timeline

No history available yet.