CVE-2023-22366

Memory Safety in Omron Cx-Motion-Mch Firmware ≤ 2.33

Memory Safety

Published

17 January 2023

Modified

03 April 2025

CVSS Score v3.1 7.8

Click a component to see what it means

Raw vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Score 0.0020 10th percentile

Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2023-22366 is a high-severity Access of Uninitialized Pointer (CWE-824) vulnerability in Omron Cx-Motion-Mch Firmware. Its CVSS base score is 7.8 (High).

Operationally, ranked at the 10th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2023-26529

Vulnerability Data

CX-Motion-MCH v2.32 and earlier contains an access of uninitialized pointer vulnerability. Having a user to open a specially crafted project file may lead to information disclosure and/or arbitrary code execution.

CWE(s): CWE-824

Related Threats

CVEs Like This One

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CVE-2023-22317Same vendor: Omron

CVE-2023-22277Same vendor: Omron

CVE-2023-38746Same vendor: Omron

CVE-2023-22357Same vendor: Omron

CVE-2023-27396Same vendor: Omron

CVE-2023-27385Same vendor: Omron

Affected Assets

omron

cx-motion-mch firmware

≤ 2.33

Mitigating Controls

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 mostly match

prevents

Secure SDLC practices directly prevent uninitialized pointer bugs via coding standards, analysis, and reviews, but eliminating this single weakness only partially fulfills the broader control.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.8.29 Security testing in development and acceptance mostly match

detects

Security testing can detect uninitialized pointer usage before release.

A.8.25 Secure development life cycle partial match

prevents

Secure development life cycle mandates practices that reduce uninitialized pointer defects.

A.8.26 Application security requirements partial match

degrades

Application security requirements can specify pointer initialization rules.

A.8.27 Secure system architecture and engineering principles partial match

degrades

Secure architecture principles discourage unsafe pointer handling.