CVE-2023-23306

The `Toybox.Ant.BurstPayload.add` API method in CIQ API version 2.2.0 through 4.1.7 suffers from a type confusion vulnreability, which can result in an out-of-bounds write operation. A malicious application could create a specially crafted `Toybox.Ant.BurstPayload` object, call its `add` method, override arbitrary memory and hijack the execution of the device's firmware.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://developer.garmin.com/connect-iq/api-docs/Toybox/Ant/BurstPayload.html#add-instance_function	Product
https://github.com/anvilsecure/garmin-ciq-app-research/blob/main/advisories/CVE-2023-23306.md	Exploit
https://developer.garmin.com/connect-iq/api-docs/Toybox/Ant/BurstPayload.html#add-instance_function	Product
https://github.com/anvilsecure/garmin-ciq-app-research/blob/main/advisories/CVE-2023-23306.md	Exploit

Configurations

Configuration 1 (hide)

cpe:2.3:a:garmin:connect-iq:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2023-05-23 20:15

Updated : 2025-01-31 14:15

NVD link : CVE-2023-23306

Mitre link : CVE-2023-23306

CVE.ORG link : CVE-2023-23306

JSON object : View

Products Affected

garmin

connect-iq

CWE

CWE-787

Out-of-bounds Write

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