CVE-2020-28221
moderate-risk
Published 2021-01-26
A CWE-20: Improper Input Validation vulnerability exists in EcoStruxure™ Operator Terminal Expert and Pro-face BLUE (version details in the notification) that could cause arbitrary code execution when the Ethernet Download feature is enable on the HMI.
Do I need to act?
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0.91% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
9
CVSS 9.8/10
Critical
NETWORK
/ LOW complexity
Affected Products (4)
Ecostruxure Operator Terminal Expert
Ecostruxure Operator Terminal Expert
Pro-Face Blue
Pro-Face Blue
Affected Vendors
45
/ 100
moderate-risk
Severity
32/34 · Critical
Exploitability
3/34 · Minimal
Exposure
10/34 · Low