{"id":"CVE-2024-33687","aliases":["EUVD-2024-31399","GHSA-9vq2-24jp-74ch"],"status":"published","title":"Insufficient verification of data authenticity issue exists in NJ Series CPU Unit all versions...","description":"Insufficient verification of data authenticity issue exists in NJ Series CPU Unit all versions and NX Series CPU Unit all versions. If a user program in the affected product is altered, the product may not be able to detect the alteration.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.00193,"percentile":0.09136,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-345"],"published":"2024-06-24T15:03:05Z","modified":"2026-06-17T07:32:14Z","products":[{"vendor":"omron","product":"nj-pa3001_firmware"},{"vendor":"omron","product":"nj-pd3001_firmware"},{"vendor":"omron","product":"nj101-1000_firmware"},{"vendor":"omron","product":"nj101-1020_firmware"},{"vendor":"omron","product":"nj101-9000_firmware"},{"vendor":"omron","product":"nj101-9020_firmware"},{"vendor":"omron","product":"nj301-1100_firmware"},{"vendor":"omron","product":"nj301-1200_firmware"},{"vendor":"omron","product":"nj501-1300_firmware"},{"vendor":"omron","product":"nj501-1320_firmware"},{"vendor":"omron","product":"nj501-1340_firmware"},{"vendor":"omron","product":"nj501-1400_firmware"},{"vendor":"omron","product":"nj501-140_firmware"},{"vendor":"omron","product":"nj501-1420_firmware"},{"vendor":"omron","product":"nj501-1500_firmware"},{"vendor":"omron","product":"nj501-1520_firmware"},{"vendor":"omron","product":"nj501-4300_firmware"},{"vendor":"omron","product":"nj501-4310_firmware"},{"vendor":"omron","product":"nj501-4320_firmware"},{"vendor":"omron","product":"nj501-4400_firmware"},{"vendor":"omron","product":"nj501-4500_firmware"},{"vendor":"omron","product":"nj501-5300-1_firmware"},{"vendor":"omron","product":"nj501-5300_firmware"},{"vendor":"omron","product":"nj501-r300_firmware"},{"vendor":"omron","product":"nj501-r320_firmware"},{"vendor":"omron","product":"nj501-r400_firmware"},{"vendor":"omron","product":"nj501-r420_firmware"},{"vendor":"omron","product":"nj501-r500_firmware"},{"vendor":"omron","product":"nj501-r520_firmware"},{"vendor":"omron","product":"nx102-1000_firmware"},{"vendor":"omron","product":"nx102-1020_firmware"},{"vendor":"omron","product":"nx102-1100_firmware"},{"vendor":"omron","product":"nx102-1120_firmware"},{"vendor":"omron","product":"nx102-1200_firmware"},{"vendor":"omron","product":"nx102-1220_firmware"},{"vendor":"omron","product":"nx102-9000_firmware"},{"vendor":"omron","product":"nx102-9020_firmware"},{"vendor":"omron","product":"nx1p2-1040dt1_firmware"},{"vendor":"omron","product":"nx1p2-1040dt_firmware"},{"vendor":"omron","product":"nx1p2-1140dt1_firmware"},{"vendor":"omron","product":"nx1p2-1140dt_firmware"},{"vendor":"omron","product":"nx1p2-9024dt1_firmware"},{"vendor":"omron","product":"nx1p2-9024dt_firmware"},{"vendor":"omron","product":"nx1w-adb21_firmware"},{"vendor":"omron","product":"nx1w-cif01_firmware"},{"vendor":"omron","product":"nx1w-cif11_firmware"},{"vendor":"omron","product":"nx1w-cif12_firmware"},{"vendor":"omron","product":"nx1w-dab21v_firmware"},{"vendor":"omron","product":"nx1w-mab221_firmware"},{"vendor":"omron","product":"nx701-1600_firmware"},{"vendor":"omron","product":"nx701-1620_firmware"},{"vendor":"omron","product":"nx701-1700_firmware"},{"vendor":"omron","product":"nx701-1720_firmware"},{"vendor":"omron","product":"nx701-z600_firmware"},{"vendor":"omron","product":"nx701-z700_firmware"},{"vendor":"omron corporation","product":"nj series cpu unit"},{"vendor":"omron corporation","product":"nx series cpu unit"}],"references":[{"url":"https://www.fa.omron.co.jp/product/security/assets/pdf/en/OMSR-2024-004_en.pdf","tags":["x_transferred","Vendor Advisory"]},{"url":"https://jvn.jp/en/vu/JVNVU92504444/","tags":["x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-33687"},{"url":"https://jvn.jp/en/vu/JVNVU92504444"},{"url":"https://github.com/advisories/GHSA-9vq2-24jp-74ch"}],"sources":{"cve":[{"id":"CVE-2024-33687","description":"Insufficient verification of data authenticity issue exists in NJ Series CPU Unit all versions and NX Series CPU Unit all versions. If a user program in the affected product is altered, the product may not be able to detect the alteration.","status":"published","published":"2024-06-24T15:03:05.467Z","modified":"2025-03-13T14:36:56.825Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T14:34:21.404483Z"}],"euvd":[{"id":"EUVD-2024-31399","description":"Insufficient verification of data authenticity issue exists in NJ Series CPU Unit all versions and NX Series CPU Unit all versions. If a user program in the affected product is altered, the product may not be able to detect the alteration.","status":"published","published":"2024-06-24T15:03:05Z","modified":"2025-03-13T14:36:56Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T20:53:05.251622Z"}],"ghsa":[{"id":"GHSA-9vq2-24jp-74ch","title":"Insufficient verification of data authenticity issue exists in NJ Series CPU Unit all versions...","description":"Insufficient verification of data authenticity issue exists in NJ Series CPU Unit all versions and NX Series CPU Unit all versions. If a user program in the affected product is altered, the product may not be able to detect the alteration.","status":"published","published":"2024-06-24T15:31:45Z","modified":"2024-06-26T15:32:02Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T14:57:32.114808Z"}],"nvd":[{"id":"CVE-2024-33687","description":"Insufficient verification of data authenticity issue exists in NJ Series CPU Unit all versions and NX Series CPU Unit all versions. If a user program in the affected product is altered, the product may not be able to detect the alteration.","status":"published","published":"2024-06-24T15:15:11.59Z","modified":"2026-06-17T07:32:14.123Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"primary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-345"],"updated_at":"2026-11-02T14:10:07.173605Z"}]}}