CVE-2024-33687

Insufficient verification of data authenticity issue exists in NJ Series CPU Unit all versions...

7.5 High

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: High
Availability: None

Exploit likelihood

0.19%Up 0.1 points since Jun 25, 2024

What each source reports

NVD Score used 7.5

Record: CVE-2024-33687
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness: CWE-345
Updated: 2026-11-02

CVE List 7.5

Record: CVE-2024-33687
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness: CWE-345
Updated: 2026-11-02

EUVDEUVD-2024-31399 7.5

Record: EUVD-2024-31399
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-9vq2-24jp-74ch 7.5

Insufficient verification of data authenticity issue exists in NJ Series CPU Unit all versions...

Record: GHSA-9vq2-24jp-74ch
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness: CWE-345
Updated: 2026-11-02

Affected products

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History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-33687 is a high vulnerability (CVSS 7.5) in Omron Corporation Nj Series Cpu Unit, published June 24, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.19%, the 9th percentile. No source names a fixed version.