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.
Published: 2022-12-24
Score: 9.8 Critical
EPSS: 13.3% Moderate
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

References
History

Mon, 14 Apr 2025 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Subscriptions

Nintendo Animal Crossing\ Arms Mario Kart 7 Mario Kart 8 Splatoon Splatoon 2 Splatoon 3 Super Mario Maker 2 Switch Sports
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-04-14T18:36:52.377Z

Reserved: 2022-12-24T00:00:00.000Z

Link: CVE-2022-47949

cve-icon Vulnrichment

Updated: 2024-08-03T15:02:36.549Z

cve-icon NVD

Status : Modified

Published: 2022-12-24T23:15:09.010

Modified: 2025-04-14T19:15:33.247

Link: CVE-2022-47949

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses