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Vulnerability · Published Nov 19, 2020 · Assigned by schneider

CVE-2020-28211

High 7.8

In plain English

A high-severity incorrect authorization in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 26% of all known vulnerabilities).

Severity (CVSS NVD)7.8High
Exploit odds (30 days)0.3%top 74.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

A CWE-863: Incorrect Authorization vulnerability exists in PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) that could cause bypass of authentication when overwriting memory using a debugger.

Affected products (as reported)

VendorProductVersions
n/a PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions) PLC Simulator on EcoStruxureª Control Expert (now Unity Pro) (all versions)

Weakness: CWE-863

References