CRITICAL · 9.8

CVE-2020-7475

A CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'), reflective DLL, vulnerability exists in EcoStruxure Control Expert (all versions prior to ...

Vulnerability Description

A CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'), reflective DLL, vulnerability exists in EcoStruxure Control Expert (all versions prior to 14.1 Hot Fix), Unity Pro (all versions), Modicon M340 (all versions prior to V3.20), Modicon M580 (all versions prior to V3.10), which, if exploited, could allow attackers to transfer malicious code to the controller.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
Schneider-ElectricEcostruxure Control Expert<= 14.0
Schneider-ElectricUnity ProAll versions
Schneider-ElectricModicon M340 Firmware< 3.20
Schneider-ElectricModicon M340-
Schneider-ElectricModicon M580 Firmware< 3.10
Schneider-ElectricModicon M580-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2020-7475?

CVE-2020-7475 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A CWE-74: Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection'), reflective DLL, vulnerability exists in EcoStruxure Control Expert (all versions prior to ...

How severe is CVE-2020-7475?

CVE-2020-7475 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2020-7475?

Check the references section above for vendor advisories and patch information. Affected products include: Schneider-Electric Ecostruxure Control Expert, Schneider-Electric Unity Pro, Schneider-Electric Modicon M340 Firmware, Schneider-Electric Modicon M340, Schneider-Electric Modicon M580 Firmware.