VulnerabilityModified
CVE-2022-45794
An attacker with network access to the affected PLC (CJ-series and CS-series PLCs, all versions) may use a network protocol to read and write files on the PLC internal memory and memory card.
HIGH 7.5EPSS 0.54%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.54%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An attacker with network access to the affected PLC (CJ-series and CS-series PLCs, all versions) may use a network protocol to read and write files on the PLC internal memory and memory card.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 0.54% probability · 44th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-306
- Affected
- omron/sysmac cj2h-cpu64-eip firmware · omron/sysmac cj2h-cpu64 firmware · omron/sysmac cj2h-cpu65-eip firmware · omron/sysmac cj2h-cpu65 firmware · omron/sysmac cj2h-cpu66-eip firmware · omron/sysmac cj2h-cpu66 firmware · omron/sysmac cj2h-cpu67-eip firmware · omron/sysmac cj2h-cpu67 firmware · omron/sysmac cj2h-cpu68-eip firmware · omron/sysmac cj2h-cpu68 firmware · omron/sysmac cj2m-cpu11 firmware · omron/sysmac cj2m-cpu12 firmware · omron/sysmac cj2m-cpu13 firmware · omron/sysmac cj2m-cpu14 firmware · omron/sysmac cj2m-cpu15 firmware · omron/sysmac cj2m-cpu31 firmware · omron/sysmac cj2m-cpu32 firmware · omron/sysmac cj2m-cpu33 firmware · omron/sysmac cj2m-cpu34 firmware · omron/sysmac cj2m-cpu35 firmware · +21 more
- Source
- ot-cert@dragos.com
References
- https://www.dragos.com/advisory/omron-plc-and-engineering-software-network-and-file-format-access/Third Party Advisory
- https://www.fa.omron.co.jp/product/security/assets/pdf/en/OMSR-2023-002_en.pdfVendor Advisory
- https://www.dragos.com/advisory/omron-plc-and-engineering-software-network-and-file-format-access/Third Party Advisory
- https://www.fa.omron.co.jp/product/security/assets/pdf/en/OMSR-2023-002_en.pdfVendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.