CVE-2021-21000

moderate-risk
Published 2021-05-24

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.

Do I need to act?

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0.13% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.3/10 Medium
NETWORK / LOW complexity

Affected Products (20)

Affected Vendors

Wago

References (2)

Third Party Advisory https://cert.vde.com/en-us/advisories/vde-2021-014
Third Party Advisory https://cert.vde.com/en-us/advisories/vde-2021-014
44
/ 100
moderate-risk
Severity 21/34 · High
Exploitability 1/34 · Minimal
Exposure 22/34 · High