Heap-based buffer overflow in Fuji Electric V-Server Lite all versions prior to 4.0.9.0
Priority LOW 36CWE-122Published · 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
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-122 and the CVSS impact.
Summary
Fuji Electric V-Server Lite all versions prior to 4.0.9.0 contains a heap based buffer overflow. The buffer allocated to read data, when parsing VPR files, is too small.
Why it matters now
EPSS 0.00805 56th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | Fuji Electric V-Server Lite all versions prior to 4.0.9.0 | Fuji Electric V-Server Lite all versions prior to 4.0.9.0 | — | No fix listed | CNA |
- Fuji Electric V-Server Lite all versions prior to 4.0.9.0 Vendor— Affected Fuji Electric V-Server Lite all versions prior to 4.0.9.0 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:fujielectric:v-server:*:*:*:*:lite:*:*:* | before 4.0.9.0 | Vulnerable | Fuji Electric |
- cpe:2.3:a:fujielectric:v-server:*:*:*:*:lite:*:*:* Versions before 4.0.9.0 Vulnerable ·Fuji Electric
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-10646
- 2026-10-03 Alias added: GHSA-gfqm-3p6c-j8mq
References
More Fuji Electric V-server vulnerabilities
- TI-2019-13257 Heap-based buffer overflow in Fuji Electric V-Server 4.0.6 and prior CVSS 3.1CRITICAL 9.8
- TI-2019-02953 Insufficiently protected credentials in Fuji Electric V-Server CVSS 3.0CRITICAL 9.8
- TI-2021-05534 Heap-based buffer overflow in Tellus Lite V-Simulator and V-Server Lite CVSS 3.1HIGH 7.8
- TI-2021-05532 An uninitialized pointer issue has been identified in the way the application processes… CVSS 3.1HIGH 7.8
- TI-2021-05530 Stack-based buffer overflow in Tellus Lite V-Simulator and V-Server Lite CVSS 3.1HIGH 7.8
- TI-2018-07524 Buffer overflow in Fuji Electric V-Server Lite CVSS 3.0HIGH 7.8
Sources
- CVE-2020-10646 · CVE Program
- CVE-2020-10646 · NVD
- FIRST EPSS
- GHSA-gfqm-3p6c-j8mq · GitHub Advisory Database · CC BY 4.0
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