CVE-2020-7523

high

Description

Improper Privilege Management vulnerability exists in Schneider Electric Modbus Serial Driver (see security notification for versions) which could cause local privilege escalation when the Modbus Serial Driver service is invoked. The driver does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

References

https://www.se.com/ww/en/download/document/SEVD-2020-224-01/

Details

Source: Mitre, NVD

Published: 2020-08-31

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 4.4

Vector: CVSS2#AV:L/AC:M/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 7.8

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

Severity: High

EPSS

EPSS: 0.00045