Flipper Zero up to 0.65.1 NFC File nfc_device_load_mifare_ul_data buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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3.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Flipper Zero up to 0.65.1. The affected element is the function nfc_device_load_mifare_ul_data of the component NFC File Handler. This manipulation causes buffer overflow. This vulnerability is registered as CVE-2022-40363. It is feasible to perform the attack on the physical device. No exploit is available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Flipper Zero up to 0.65.1 and classified as problematic. Affected by this vulnerability is the function nfc_device_load_mifare_ul_data of the component NFC File Handler. The manipulation with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. As an impact it is known to affect availability. The summary by CVE is:

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.

The weakness was published 09/29/2022. It is possible to read the advisory at vvx7.io. This vulnerability is known as CVE-2022-40363 since 09/11/2022. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 0.65.2 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.8
VulDB Meta Temp Score: 3.7

VulDB Base Score: 2.1
VulDB Temp Score: 2.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Yes
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Zero 0.65.2
Patch: github.com

Timelineinfo

09/11/2022 🔍
09/29/2022 +18 days 🔍
09/29/2022 +0 days 🔍
10/26/2022 +27 days 🔍

Sourcesinfo

Advisory: vvx7.io
Status: Confirmed

CVE: CVE-2022-40363 (🔍)
GCVE (CVE): GCVE-0-2022-40363
GCVE (VulDB): GCVE-100-209875

Entryinfo

Created: 09/29/2022 17:15
Updated: 10/26/2022 08:30
Changes: 09/29/2022 17:15 (42), 10/26/2022 08:30 (11)
Complete: 🔍
Cache ID: 216::103

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