title: CVE-2023-22804
description: LS ELECTRIC XBC-DN32U with operating system version 01.80 is missing authentication to create users on the PLC. This could allow an attacker to create and use an account with elevated privileges and take control of the device.
problem types: CWE-306 Missing Authentication for Critical Function
affected:
{
defaultStatus: unaffected
product: XBC-DN32U
vendor: LS Electric
versions:
status: affected, version: Operating System Version 01.80
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 9.1
baseSeverity: CRITICAL
confidentialityImpact: NONE
integrityImpact: HIGH
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL
workarounds:
LS ELECTRIC is developing mitigations (to be released tentatively by the end of 2023) and recommends users follow the provided workarounds to reduce the risk of exploitation:
*  Restrict communication to the PLC to only trusted IP addresses and trusted devices by enabling the “Host Table” option in the configuration window of the PLC.