7.5

CVE-2023-38744

Denial-of-service (DoS) vulnerability due to improper validation of specified type of input issue exists in the built-in EtherNet/IP port of the CJ Series CJ2 CPU unit and the communication function of the CS/CJ Series EtherNet/IP unit. If an affected product receives a packet which is specially crafted by a remote unauthenticated attacker, the unit of the affected product may fall into a denial-of-service (DoS) condition. Affected products/versions are as follows: CJ2M CPU Unit CJ2M-CPU3[] Unit version of the built-in EtherNet/IP section Ver. 2.18 and earlier, CJ2H CPU Unit CJ2H-CPU6[]-EIP Unit version of the built-in EtherNet/IP section Ver. 3.04 and earlier, CS/CJ Series EtherNet/IP Unit CS1W-EIP21 V3.04 and earlier, and CS/CJ Series EtherNet/IP Unit CJ1W-EIP21 V3.04 and earlier.

Data is provided by the National Vulnerability Database (NVD)
Omron ≫ Cj2m-cpu35 Firmware Version <= 2.18
   Omron ≫ Cj2m-cpu35 Version-
Omron ≫ Cj2m-cpu34 Firmware Version <= 2.18
   Omron ≫ Cj2m-cpu34 Version-
Omron ≫ Cj2m-cpu33 Firmware Version <= 2.18
   Omron ≫ Cj2m-cpu33 Version-
Omron ≫ Cj2m-cpu32 Firmware Version <= 2.18
   Omron ≫ Cj2m-cpu32 Version-
Omron ≫ Cj2m-cpu31 Firmware Version <= 2.18
   Omron ≫ Cj2m-cpu31 Version-
Omron ≫ Cj2h-cpu68-eip Firmware Version <= 3.04
   Omron ≫ Cj2h-cpu68-eip Version-
Omron ≫ Cj2h-cpu67-eip Firmware Version <= 3.04
   Omron ≫ Cj2h-cpu67-eip Version-
Omron ≫ Cj2h-cpu66-eip Firmware Version <= 3.04
   Omron ≫ Cj2h-cpu66-eip Version-
Omron ≫ Cj2h-cpu65-eip Firmware Version <= 3.04
   Omron ≫ Cj2h-cpu65-eip Version-
Omron ≫ Cj2h-cpu64-eip Firmware Version <= 3.04
   Omron ≫ Cj2h-cpu64-eip Version-
Omron ≫ Cs1w-eip21 Firmware Version <= 3.04
   Omron ≫ Cs1w-eip21 Version-
Omron ≫ Cj1w-eip21 Firmware Version <= 3.04
   Omron ≫ Cj1w-eip21 Version-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.24% 0.467
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-1284 Improper Validation of Specified Quantity in Input

The product receives input that is expected to specify a quantity (such as size or length), but it does not validate or incorrectly validates that the quantity has the required properties.