What’s Vulnerable › Vulnerabilities

CVE-2018-25109: Nintendo Animal Crossing Letter Trigram ac-exploit-gc memory corruption

• Severity: medium (CVSS 6.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-03-23 · updated 2026-06-17
• Weakness: CWE-119

Description

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.

Affected products

• Nintendo Animal Crossing: 1.00, 1.01
• Nintendo Doubutsu no Mori+: 1.00, 1.01
• Nintendo Doubutsu no Mori e+: 1.00, 1.01

References

• https://github.com/FIX94/ac-exploit-gc
• https://hunter-r.com/posts/ac-trigrams/
• https://jamchamb.net/2018/07/11/animal-crossing-nes-emulator-hacks.html
• https://vuldb.com/?ctiid.300631
• https://vuldb.com/?id.300631

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