TI-2020-10303 Aliases CVE-2020-13109 GHSA-p4x2-xpx5-wf7r

Morita Shogi 64 through 2020-05-02 for Nintendo 64 devices allows remote attackers to…

MEDIUM 50CWE-787Published 2020-05-16 · Updated 2024-08-04

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
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-787 and the CVSS impact.

Summary

Morita Shogi 64 through 2020-05-02 for Nintendo 64 devices allows remote attackers to execute arbitrary code via crafted packet data to the built-in modem because 0x800b3e94 (aka the IF subcommand to top-level command 7) has a stack-based buffer overflow.

Why it matters now

EPSS 0.04876 92nd percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

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
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPE	Versions	Role	Vendor
cpe:2.3:a:seta:morita_shogi_64::::::::	up to 2020-05-02	Vulnerable	Seta
cpe:2.3:h:nintendo:nintendo_64:-:::::::*	not specified by NVD	Running on	Nintendo

cpe:2.3:a:seta:morita_shogi_64:*:*:*:*:*:*:*:* Versions up to 2020-05-02 Vulnerable ·Seta
cpe:2.3:h:nintendo:nintendo_64:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Nintendo

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2020-13109
2026-10-03 Alias added: GHSA-p4x2-xpx5-wf7r

References

Exploit 1

https://cturt.github.io/shogihax.html

Advisory 1

https://github.com/CTurt/shogihax

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences