Use after free in OMRON Corporation CX-Programmer
Priority LOW 36CWE-416Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-416 and the CVSS impact.
Summary
Opening a specially crafted file could cause the affected product to fail to release its memory reference potentially resulting in arbitrary code execution.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0025 16th percentileScored 2026-11-07
Fix Fixed CX-Programmer (Omron): v9.78
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| OMRON Corporation | CX-Programmer | All to before v9.78 | v9.78 | Patch available | CNA |
- CX-Programmer VendorOMRON Corporation Affected All to before v9.78 Fixed in v9.78 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:omron:cx-programmer:*:*:*:*:*:*:*:* | before 9.78 | Vulnerable | OMRON Corporation |
- cpe:2.3:a:omron:cx-programmer:*:*:*:*:*:*:*:* Versions before 9.78 Vulnerable ·OMRON Corporation
Remediation
- Fix · CNA CX-Programmer (Omron) Fixed in v9.78
Timeline
- 2026-10-02 Threatist record created from CVE-2022-2979
- 2026-10-03 Alias added: GHSA-cxg8-6xcc-g5fw
References
More OMRON Corporation Cx-programmer vulnerabilities
- TI-2015-00900 Omron CX-One CX-Programmer before 9.6, CJ2M PLC devices before 2.1, and CJ2H PLC devices… CVSS 3.1CRITICAL 10.0
- TI-2022-03141 OMRON CX-Programmer Out-of-bounds Write CVSS 3.1CRITICAL 9.8
- TI-2022-03140 OMRON CX-Programmer Out-of-bounds Write CVSS 3.1CRITICAL 9.8
- TI-2022-03139 OMRON CX-Programmer Out-of-bounds Write CVSS 3.1CRITICAL 9.8
- TI-2018-13457 Stack-based buffer overflow in CX-One CVSS 3.1HIGH 7.8
- TI-2022-05530 Out-of-bounds write in OMRON Corporation CX-Programmer CVSS 3.1HIGH 7.8
Sources
- CVE-2022-2979 · CVE Program
- CVE-2022-2979 · NVD
- FIRST EPSS
- GHSA-cxg8-6xcc-g5fw · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences