Vulnerability 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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Nintendo | Animal Crossing\ | < 2.0.6, _new_horizons |
| Nintendo | Arms | < 5.4.1 |
| Nintendo | Mario Kart 7 | < 1.2 |
| Nintendo | Mario Kart 8 | < 2.1.0 |
| Nintendo | Splatoon | All versions |
| Nintendo | Splatoon 2 | < 5.5.1 |
| Nintendo | Splatoon 3 | All versions |
| Nintendo | Super Mario Maker 2 | < 3.0.2 |
| Nintendo | Switch Sports | All versions |
Related Weaknesses (CWE)
References
- https://github.com/PabloMK7/ENLBufferPwnExploitThird Party Advisory
- https://github.com/PabloMK7/ENLBufferPwnExploitThird Party Advisory
FAQ
What is CVE-2022-47949?
CVE-2022-47949 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 buffe...
How severe is CVE-2022-47949?
CVE-2022-47949 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2022-47949?
Check the references section above for vendor advisories and patch information. Affected products include: Nintendo Animal Crossing\, Nintendo Arms, Nintendo Mario Kart 7, Nintendo Mario Kart 8, Nintendo Splatoon.