CVE-2022-21137
Omron CX-One
Omron CX-One Versions 4.60 and prior are vulnerable to a stack-based buffer overflow while processing specific project files, which may allow an attacker to execute arbitrary code.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Omron CX-One
Omron CX-One Versions 4.60 and prior are vulnerable to a stack-based buffer overflow while processing specific project files, which may allow an attacker to execute arbitrary code.
- Record
CVE-2022-21137- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-121
- Updated
- 2026-11-02
EUVDEUVD-2022-26384
Omron CX-One Versions 4.60 and prior are vulnerable to a stack-based buffer overflow while processing specific project files, which may allow an attacker to execute arbitrary code.
- Record
EUVD-2022-26384- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-5g39-42r3-hp8f
Omron CX-One Versions 4.60 and prior are vulnerable to a stack-based buffer overflow while...
Omron CX-One Versions 4.60 and prior are vulnerable to a stack-based buffer overflow while processing specific project files, which may allow an attacker to execute arbitrary code.
- Record
GHSA-5g39-42r3-hp8f- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-787
- Updated
- 2026-11-02
NVD
Omron CX-One Versions 4.60 and prior are vulnerable to a stack-based buffer overflow while processing specific project files, which may allow an attacker to execute arbitrary code.
- Record
CVE-2022-21137- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.8 Medium
AV:N/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-121, CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-21137 is a high vulnerability (CVSS 7.8) in Omron Cx-one, published January 14, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 9.27%, the 95th percentile. No source names a fixed version.