CVE Vulnerabilities

CVE-2020-12519

Improper Privilege Management

Published: Dec 17, 2020 | Modified: Nov 21, 2024
CVSS 3.x
9.8
CRITICAL
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
10 HIGH
AV:N/AC:L/Au:N/C:C/I:C/A:C
RedHat/V2
RedHat/V3
Ubuntu
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On Phoenix Contact PLCnext Control Devices versions before 2021.0 LTS an attacker can use this vulnerability i.e. to open a reverse shell with root privileges.

Weakness

The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

Affected Software

NameVendorStart VersionEnd Version
Plcnext_firmwarePhoenixcontact*2021.0 (excluding)

Potential Mitigations

References