Buffer overflow in Nintendo Animal Crossing

CVE-2018-25109

A vulnerability has been found in Nintendo Animal Crossing, Doubutsu no Mori+ and Doubutsu no Mori e+ 1.00/1.01 on GameCube and classified as critical. Affected by this vulnerability is an unknown functionality of the component Letter Trigram Handler. The manipulation leads to memory corruption. It is possible to launch the attack on the physical device. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (10.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-25109?
CVE-2018-25109 is a medium-severity vulnerability in Nintendo Animal Crossing, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.4/10. Published 2025-03-23.
How severe is CVE-2018-25109?
Medium severity. CVSS v3 base score is 6.4 out of 10.