{"id":"CVE-2022-47949","aliases":["EUVD-2022-50681","GHSA-85gv-67qj-g3gx"],"status":"published","title":"The Nintendo NetworkBuffer class, as used in Animal Crossing: New Horizons before 2.0.6 and other...","description":"The Nintendo NetworkBuffer class, as used in Animal Crossing: New Horizons before 2.0.6 and other products, allows remote attackers to execute arbitrary code via a large UDP packet that causes a buffer overflow, aka ENLBufferPwn. The victim must join a game session with the attacker. Other affected products include Mario Kart 7 before 1.2, Mario Kart 8, Mario Kart 8 Deluxe before 2.1.0, ARMS before 5.4.1, Splatoon, Splatoon 2 before 5.5.1, Splatoon 3 before late 2022, Super Mario Maker 2 before 3.0.2, and Nintendo Switch Sports before late 2022.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:U/UI:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.23147,"percentile":0.97779,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2022-12-24T00:00:00Z","modified":"2026-06-17T05:14:30Z","products":[{"vendor":"nintendo","product":"animal_crossing\\"},{"vendor":"nintendo","product":"arms"},{"vendor":"nintendo","product":"mario_kart_7"},{"vendor":"nintendo","product":"mario_kart_8"},{"vendor":"nintendo","product":"splatoon"},{"vendor":"nintendo","product":"splatoon_2"},{"vendor":"nintendo","product":"splatoon_3"},{"vendor":"nintendo","product":"super_mario_maker_2"},{"vendor":"nintendo","product":"switch_sports"}],"references":[{"url":"https://github.com/PabloMK7/ENLBufferPwn","tags":["x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-47949"},{"url":"https://github.com/advisories/GHSA-85gv-67qj-g3gx"}],"sources":{"cve":[{"id":"CVE-2022-47949","description":"The Nintendo NetworkBuffer class, as used in Animal Crossing: New Horizons before 2.0.6 and other products, allows remote attackers to execute arbitrary code via a large UDP packet that causes a buffer overflow, aka ENLBufferPwn. The victim must join a game session with the attacker. Other affected products include Mario Kart 7 before 1.2, Mario Kart 8, Mario Kart 8 Deluxe before 2.1.0, ARMS before 5.4.1, Splatoon, Splatoon 2 before 5.5.1, Splatoon 3 before late 2022, Super Mario Maker 2 before 3.0.2, and Nintendo Switch Sports before late 2022.","status":"published","published":"2022-12-24T00:00:00Z","modified":"2025-04-14T18:36:52.377Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:U/UI:N","level":"critical","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:34:24.971323Z"}],"euvd":[{"id":"EUVD-2022-50681","description":"The Nintendo NetworkBuffer class, as used in Animal Crossing: New Horizons before 2.0.6 and other products, allows remote attackers to execute arbitrary code via a large UDP packet that causes a buffer overflow, aka ENLBufferPwn. The victim must join a game session with the attacker. Other affected products include Mario Kart 7 before 1.2, Mario Kart 8, Mario Kart 8 Deluxe before 2.1.0, ARMS before 5.4.1, Splatoon, Splatoon 2 before 5.5.1, Splatoon 3 before late 2022, Super Mario Maker 2 before 3.0.2, and Nintendo Switch Sports before late 2022.","status":"published","published":"2022-12-24T00:00:00Z","modified":"2025-04-14T18:36:52Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AC:L/AV:N/A:H/C:H/I:H/PR:N/S:U/UI:N","level":"critical"}],"updated_at":"2026-11-02T20:52:32.642133Z"}],"ghsa":[{"id":"GHSA-85gv-67qj-g3gx","title":"The Nintendo NetworkBuffer class, as used in Animal Crossing: New Horizons before 2.0.6 and other...","description":"The Nintendo NetworkBuffer class, as used in Animal Crossing: New Horizons before 2.0.6 and other products, allows remote attackers to execute arbitrary code via a large UDP packet that causes a buffer overflow, aka ENLBufferPwn. The victim must join a game session with the attacker. Other affected products include Mario Kart 7 before 1.2, Mario Kart 8, Mario Kart 8 Deluxe before 2.1.0, ARMS before 5.4.1, Splatoon, Splatoon 2 before 5.5.1, Splatoon 3 before late 2022, Super Mario Maker 2 before 3.0.2, and Nintendo Switch Sports before late 2022.","status":"published","published":"2022-12-25T00:30:33Z","modified":"2023-01-30T05:01:22Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:46:23.547617Z"}],"nvd":[{"id":"CVE-2022-47949","description":"The Nintendo NetworkBuffer class, as used in Animal Crossing: New Horizons before 2.0.6 and other products, allows remote attackers to execute arbitrary code via a large UDP packet that causes a buffer overflow, aka ENLBufferPwn. The victim must join a game session with the attacker. Other affected products include Mario Kart 7 before 1.2, Mario Kart 8, Mario Kart 8 Deluxe before 2.1.0, ARMS before 5.4.1, Splatoon, Splatoon 2 before 5.5.1, Splatoon 3 before late 2022, Super Mario Maker 2 before 3.0.2, and Nintendo Switch Sports before late 2022.","status":"published","published":"2022-12-24T23:15:09.01Z","modified":"2026-06-17T05:14:30.47Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:07:34.388163Z"}]}}