CVE-2020-7531

Name: CVE-2020-7531
Creator: NVD / NIST
Published: 2020-09-16T16:15:15.497+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.82%

Last modified Jun 17, 2026

CVE-2020-7531 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A CWE-284 Improper Access Control vulnerability exists in SCADAPack 7x Remote Connect (V3.6.3.574 and prior) which allows an attacker to place executables in a specific folder and run code whenever RemoteConnect is executed by the user.. EPSS estimates a 0.82% chance of exploitation in the next 30 days.

Description

A CWE-284 Improper Access Control vulnerability exists in SCADAPack 7x Remote Connect (V3.6.3.574 and prior) which allows an attacker to place executables in a specific folder and run code whenever RemoteConnect is executed by the user.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.82%

52.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-284

Affected Software

Vendor	Product	Versions
Schneider-Electric	Scadapack 7x Remote Connect	<= 3.6.3.574

References

https://www.se.com/ww/en/download/document/SEVD-2020-252-01/Vendor Advisory
https://www.se.com/ww/en/download/document/SEVD-2020-252-01/Vendor Advisory

Timeline

Published: Sep 16, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-7531?

How severe is CVE-2020-7531?

CVE-2020-7531 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.82% probability of exploitation in the next 30 days.

How do I fix CVE-2020-7531?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-7531?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST