Flipper Zero up to 0.65.1 NFC File nfc_device_load_mifare_ul_data buffer overflow
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
3.7 | $0-$5k | 0.00 |
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.
Product
Vendor
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 3.8VulDB 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: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Buffer overflowCWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: Yes
Remote: No
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Upgrade: Zero 0.65.2
Patch: github.com
Timeline
09/11/2022 🔍09/29/2022 🔍
09/29/2022 🔍
10/26/2022 🔍
Sources
Advisory: vvx7.ioStatus: Confirmed
CVE: CVE-2022-40363 (🔍)
Entry
Created: 09/29/2022 17:15Updated: 10/26/2022 08:30
Changes: 09/29/2022 17:15 (42), 10/26/2022 08:30 (11)
Complete: 🔍
Cache ID: 3:D25:103
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