CVE-2023-22807

Summary

LS ELECTRIC XBC-DN32U with operating system version 01.80 does not properly control access to the PLC over its internal XGT protocol. An attacker could control and tamper with the PLC by sending the packets to the PLC over its XGT protocol.

Affected Software

Weaknesses

• CWE-284: CWE-284 Improper Access Control

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.

ADP Enrichment

CVE Program Container

Additional References

• https://www.cisa.gov/uscert/ics/advisories/icsa-23-040-02

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: total

References

• https://www.cisa.gov/uscert/ics/advisories/icsa-23-040-02

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