Is CVE-2022-47949 in the CISA KEV catalog?

No. CVE-2022-47949 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-47949?

CVE-2022-47949 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2022-47949?

CVE-2022-47949 has an EPSS score of 16.89% (97th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-47949?

Upgrade animal crossing\ to 2.0.6 or later. Fixes are available for 6 affected products.

CVE & CISA-KEV Catalog

CVE-2022-47949

CRITICALEPSS 97th pctl

9.8

CVSS v3

NVD

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.

CWE-120Classic Buffer Overflow

How to fix

Remediation Available

animal crossing\NVD

Affected:< 2.0.6Fixed in:2.0.6CVE-2022-47949derived from NVD

armsNVD

Affected:< 5.4.1Fixed in:5.4.1CVE-2022-47949derived from NVD

mario kart 7NVD

Affected:< 1.2Fixed in:1.2CVE-2022-47949derived from NVD

mario kart 8NVD

Affected:< 2.1.0Fixed in:2.1.0CVE-2022-47949derived from NVD

splatoon 2NVD

Affected:< 5.5.1Fixed in:5.5.1CVE-2022-47949derived from NVD

super mario maker 2NVD

Affected:< 3.0.2Fixed in:3.0.2CVE-2022-47949derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

16.89%probability of exploitation in 30 days

97thpercentile

Very high risk: more likely to be exploited than 97% of all known CVEs.

References

Exploit1

github.com

Related Vulnerabilities

Other CWE-120 (Classic Buffer Overflow) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0195	Medium	6.8	100%	-	Fix
CVE-2017-7269	Critical	9.8	100%	KEV	-
CVE-2019-11043	High	8.7	99%	KEV + Ransom	Fix
CVE-2011-4862	High	10.0	95%	-	Fix
CVE-2007-5659	High	7.8	94%	KEV	Fix
CVE-2022-3786	High	7.5	92%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-04-14.