CVE-2020-7523: Improper Privilege Management vulnerability exists in Schneider Electric Modbus Serial Driver (see security notification for versions) which could cause local…

PriorityP339high7.8CVSS 3.1

AVLACHPRLUINSCCHIHAH

EPSS

0.19%

9.3th percentile

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.

Affected

3 ranges

Vendor	Product	Version range	Fixed in
schneider-electric	modbus_driver_suite	< 14.15.0.0	14.15.0.0
schneider-electric	modbus_serial_driver	< 2.20_ie_30	2.20_ie_30
schneider-electric	modbus_serial_driver	< 3.20_ie_30	3.20_ie_30

CVSS provenance

nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

nvdv2.04.4MEDIUMAV:L/AC:M/Au:N/C:P/I:P/A:P

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