CVE-2022-2105

Summary

Client-side JavaScript controls may be bypassed to change user credentials and permissions without authentication, including a “root” user level meant only for the vendor. Web server root level access allows for changing of safety critical parameters.

Affected Software

Weaknesses

• CWE-841: CWE-841 IMPROPER ENFORCEMENT OF BEHAVIORAL WORKFLOW

Workarounds

Additional workarounds are suggested to help reduce the risk:

Configure the network such that PLC communications are strictly limited to only the devices required to perform its functions. Limit remote access and close Ports 80 and 443 at the switch level. Only use approved devices to connect to the PLCs. Do not connect personal peripherals (USB sticks, hotspots) to approved devices. Check device logs during periodic maintenance for unauthorized changes or access.

ADP Enrichment

CVE Program Container

Additional References

• https://www.cisa.gov/uscert/ics/advisories/icsa-22-174-03

CISA ADP Vulnrichment

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

References

• https://www.cisa.gov/uscert/ics/advisories/icsa-22-174-03

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