CVE-2020-28211 — HIGH (7.8)

Vulnerability 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.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Schneider-Electric	Ecostruxure Control Expert	All versions

Related Weaknesses (CWE)

CWE-863

References

https://www.se.com/ww/en/download/document/SEVD-2020-315-07PatchVendor Advisory
https://www.se.com/ww/en/download/document/SEVD-2020-315-07PatchVendor Advisory

FAQ

What is CVE-2020-28211?

CVE-2020-28211 is a vulnerability with a CVSS score of 7.8 (HIGH). 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...

How severe is CVE-2020-28211?

CVE-2020-28211 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-28211?

Check the references section above for vendor advisories and patch information. Affected products include: Schneider-Electric Ecostruxure Control Expert.