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01 Record

CVE-2020-28213

A CWE-494: Download of Code Without Integrity Check vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) that could cause unauthorized command execution

UnratedPUBLISHEDCNA: schneider
CNA base scoreUnratedNo CNA CVSS vector

02 Description

A CWE-494: Download of Code Without Integrity Check vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) that could cause unauthorized command execution

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.17% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 67.5% of scored records. A rank, not a probability.
NVD base score
8.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2020-11-19 21:03Z5 YR AGO
Last updated
2024-08-04 16:33Z2 YR AGO
Reserved
2020-11-05
Assigning CNA
schneider
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-494Download of Code Without Integrity CheckBase
Data version
5.1
Document digest
7e365da8101919a76abe3ccc6621ed63f547ee937a921a6fc486b6489d04fe19

05 Affected products

VendorProductVersionsPlatforms
n/aPLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions)PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions)—

06 References