CVE-2022-31206

The Omron SYSMAC Nx product family PLCs (NJ series, NY series, NX series, and PMAC series) through 2022-005-18 lack cryptographic authentication. These PLCs are programmed using the SYMAC Studio engineering software (which compiles IEC 61131-3 conformant POU code to native machine code for execution by the PLC's runtime). The resulting machine code is executed by a runtime, typically controlled by a real-time operating system. The logic that is downloaded to the PLC does not seem to be cryptographically authenticated, allowing an attacker to manipulate transmitted object code to the PLC and execute arbitrary machine code on the processor of the PLC's CPU module in the context of the runtime. In the case of at least the NJ series, an RTOS and hardware combination is used that would potentially allow for memory protection and privilege separation and thus limit the impact of code execution. However, it was not confirmed whether these sufficiently segment the runtime from the rest of the RTOS.
References
Link Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-22-179-02 Third Party Advisory US Government Resource
https://www.forescout.com/blog/ Third Party Advisory
Configurations

Configuration 1 (hide)

AND
cpe:2.3:o:omron:nx701-1600_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nx701-1600:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND
cpe:2.3:o:omron:nx701-1620_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nx701-1620:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND
cpe:2.3:o:omron:nx701-1700_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nx701-1700:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND
cpe:2.3:o:omron:nx701-1720_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nx701-1720:-:*:*:*:*:*:*:*

Configuration 5 (hide)

AND
cpe:2.3:o:omron:nx701-z600_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nx701-z600:-:*:*:*:*:*:*:*

Configuration 6 (hide)

AND
cpe:2.3:o:omron:nx701-z700_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nx701-z700:-:*:*:*:*:*:*:*

Configuration 7 (hide)

AND
cpe:2.3:o:omron:nj101-1000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj101-1000:-:*:*:*:*:*:*:*

Configuration 8 (hide)

AND
cpe:2.3:o:omron:nj101-1020_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj101-1020:-:*:*:*:*:*:*:*

Configuration 9 (hide)

AND
cpe:2.3:o:omron:nj101-9000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj101-9000:-:*:*:*:*:*:*:*

Configuration 10 (hide)

AND
cpe:2.3:o:omron:nj101-9020_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj101-9020:-:*:*:*:*:*:*:*

Configuration 11 (hide)

AND
cpe:2.3:o:omron:nj301-1100_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj301-1100:-:*:*:*:*:*:*:*

Configuration 12 (hide)

AND
cpe:2.3:o:omron:nj301-1200_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj301-1200:-:*:*:*:*:*:*:*

Configuration 13 (hide)

AND
cpe:2.3:o:omron:nj501-1300_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-1300:-:*:*:*:*:*:*:*

Configuration 14 (hide)

AND
cpe:2.3:o:omron:nj501-1320_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-1320:-:*:*:*:*:*:*:*

Configuration 15 (hide)

AND
cpe:2.3:o:omron:nj501-1340_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-1340:-:*:*:*:*:*:*:*

Configuration 16 (hide)

AND
cpe:2.3:o:omron:nj501-1400_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-1400:-:*:*:*:*:*:*:*

Configuration 17 (hide)

AND
cpe:2.3:o:omron:nj501-1420_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-1420:-:*:*:*:*:*:*:*

Configuration 18 (hide)

AND
cpe:2.3:o:omron:nj501-1500_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-1500:-:*:*:*:*:*:*:*

Configuration 19 (hide)

AND
cpe:2.3:o:omron:nj501-1520_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-1520:-:*:*:*:*:*:*:*

Configuration 20 (hide)

AND
cpe:2.3:o:omron:nj501-4300_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-4300:-:*:*:*:*:*:*:*

Configuration 21 (hide)

AND
cpe:2.3:o:omron:nj501-4320_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-4320:-:*:*:*:*:*:*:*

Configuration 22 (hide)

AND
cpe:2.3:o:omron:nj501-4400_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-4400:-:*:*:*:*:*:*:*

Configuration 23 (hide)

AND
cpe:2.3:o:omron:nj501-4500_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-4500:-:*:*:*:*:*:*:*

Configuration 24 (hide)

AND
cpe:2.3:o:omron:nj501-5300_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-5300:-:*:*:*:*:*:*:*

Configuration 25 (hide)

AND
cpe:2.3:o:omron:nj501-5300-1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-5300-1:-:*:*:*:*:*:*:*

History

04 Aug 2022, 15:01

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown
v2 : unknown
v3 : 9.8
References (MISC) https://www.cisa.gov/uscert/ics/advisories/icsa-22-179-02 - (MISC) https://www.cisa.gov/uscert/ics/advisories/icsa-22-179-02 - Third Party Advisory, US Government Resource
References (MISC) https://www.forescout.com/blog/ - (MISC) https://www.forescout.com/blog/ - Third Party Advisory
CPE cpe:2.3:o:omron:nj501-1300_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj501-4300_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:omron:nx701-1720_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj101-9000:-:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-1300:-:*:*:*:*:*:*:*
cpe:2.3:o:omron:nx701-1600_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nx701-1720:-:*:*:*:*:*:*:*
cpe:2.3:h:omron:nx701-z600:-:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj301-1100_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj101-1000:-:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-4320:-:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj501-1520_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-4500:-:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj301-1200_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-5300:-:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj101-1020:-:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj501-1500_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj301-1100:-:*:*:*:*:*:*:*
cpe:2.3:h:omron:nx701-1600:-:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj101-1000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj501-1320_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:omron:nx701-1700_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nx701-1620:-:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-1500:-:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj501-5300-1_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-5300-1:-:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj101-9020_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nx701-1700:-:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-1400:-:*:*:*:*:*:*:*
cpe:2.3:o:omron:nx701-1620_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj501-1420_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj301-1200:-:*:*:*:*:*:*:*
cpe:2.3:o:omron:nx701-z600_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj501-4500_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj501-4400_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj501-5300_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj501-1340_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj501-1400_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-1520:-:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj101-1020_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nx701-z700:-:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-1340:-:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-4300:-:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-1420:-:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-1320:-:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj101-9000_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:omron:nj501-4320_firmware:*:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj501-4400:-:*:*:*:*:*:*:*
cpe:2.3:h:omron:nj101-9020:-:*:*:*:*:*:*:*
cpe:2.3:o:omron:nx701-z700_firmware:*:*:*:*:*:*:*:*
CWE CWE-347

26 Jul 2022, 22:15

Type Values Removed Values Added
New CVE

Information

Published : 2022-07-26 22:15

Updated : 2024-02-04 22:51


NVD link : CVE-2022-31206

Mitre link : CVE-2022-31206

CVE.ORG link : CVE-2022-31206


JSON object : View

Products Affected

omron

  • nj501-5300
  • nj501-1340
  • nj501-1520
  • nj501-1400_firmware
  • nx701-1620
  • nx701-1700
  • nj501-1340_firmware
  • nj501-1420
  • nj501-5300-1
  • nx701-1720_firmware
  • nj501-1400
  • nj501-4300_firmware
  • nj501-5300-1_firmware
  • nx701-z700_firmware
  • nx701-z700
  • nj101-9000_firmware
  • nj301-1200_firmware
  • nj301-1100_firmware
  • nj501-1320_firmware
  • nx701-1600
  • nj501-4400
  • nj101-1000
  • nj501-1500_firmware
  • nj501-5300_firmware
  • nx701-1720
  • nj501-1300
  • nx701-1600_firmware
  • nj501-4500_firmware
  • nj101-9020_firmware
  • nx701-z600_firmware
  • nx701-1620_firmware
  • nj501-1320
  • nj501-4320
  • nj501-1300_firmware
  • nj501-4400_firmware
  • nj101-1020_firmware
  • nj101-1000_firmware
  • nj101-9000
  • nj501-1420_firmware
  • nj501-1520_firmware
  • nj301-1100
  • nj101-9020
  • nx701-1700_firmware
  • nj301-1200
  • nj501-4300
  • nj501-4500
  • nj501-1500
  • nj501-4320_firmware
  • nj101-1020
  • nx701-z600
CWE
CWE-347

Improper Verification of Cryptographic Signature