A buffer overflow in the component nfc_device_load_mifare_ul_data of Flipper Devices Inc., Flipper Zero before v0.65.2 allows attackers to…

published 2022-09-29 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-43654

cvss: 5.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 28%
public exploits: 0; none known

A buffer overflow in the component nfc_device_load_mifare_ul_data of Flipper Devices Inc., Flipper Zero before v0.65.2 allows attackers to cause a Denial of Service (DoS) via a crafted NFC file.

Patch / fix

fixed in 1 links 1

flipperzero flipper_zero_firmware 0.65.2

github.com/flipperdevices/flipperzero-firmware#1697 pull request

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: partial
Assessed: 17 mo ago (2025-05-21)

Exploit prediction

0.35% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/flipperdevices/flipperzero-firmware/pull/1697 referenced PoC, tagged "exploit" by a source, unverified
vvx7.io https://vvx7.io/posts/2022/09/your-amiibos-haunted/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CNA	3.1	5.5	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Classification

Weakness

CWE-787 Out-of-bounds Write

References

github.com /flipperdevices/flipperzero-firmware/pull/1697
exploit, issue-tracking, patch, third-party-advisory
vvx7.io /posts/2022/09/your-amiibos-haunted/
exploit, third-party-advisory

Sources

CVE List CVE-2022-40363
NVD CVE-2022-40363

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary