Use after free in Schneider Electric Zelio Soft 2
Priority LOW 35CWE-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
CWE-416: Use After Free vulnerability exists that could cause arbitrary code execution, denial of service and loss of confidentiality & integrity when application user opens a malicious Zelio Soft 2 project file.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00209 11th percentileScored 2026-11-07
Fix Fixed Zelio Soft 2 (Schneider Electric): 5.4.2.2
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 |
|---|---|---|---|---|---|
| Schneider Electric | Zelio Soft 2 | before 5.4.2.2 | 5.4.2.2 | Patch available | CNA |
- Zelio Soft 2 VendorSchneider Electric Affected before 5.4.2.2 Fixed in 5.4.2.2 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:schneider-electric:zelio_soft_2:*:*:*:*:*:*:*:* | before 5.4.2.2 | Vulnerable | Schneider Electric |
- cpe:2.3:a:schneider-electric:zelio_soft_2:*:*:*:*:*:*:*:* Versions before 5.4.2.2 Vulnerable ·Schneider Electric
Remediation
- Fix · CNA Zelio Soft 2 (Schneider Electric) Fixed in 5.4.2.2
Timeline
- 2026-10-02 Threatist record created from CVE-2024-8422
- 2026-10-03 Alias added: GHSA-4j7f-w856-r2v2
References
More Schneider Electric Zelio Soft 2 vulnerabilities
- TI-2019-04855 Use after free in Zelio Soft 2 V5.2 and prior CVSS 3.1HIGH 7.8
- TI-2018-05657 Use after free in Schneider Electric Zelio Soft 2 v5.1 and prior versions CVSS 3.0HIGH 7.8
Sources
- CVE-2024-8422 · CVE Program
- CVE-2024-8422 · NVD
- FIRST EPSS
- GHSA-4j7f-w856-r2v2 · GitHub Advisory Database · CC BY 4.0
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