Vulnerability Details CVE-2023-23300
The `Toybox.Cryptography.Cipher.initialize` API method in CIQ API version 3.0.0 through 4.1.7 does not validate its parameters, which can result in buffer overflows when copying data. A malicious application could call the API method with specially crafted parameters and hijack the execution of the device's firmware.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 55.0%
CVSS Severity
CVSS v3 Score 9.8
References
- https://developer.garmin.com/connect-iq/api-docs/Toybox/Cryptography/Cipher.html#initialize-instance_function
- https://github.com/anvilsecure/garmin-ciq-app-research/blob/main/advisories/CVE-2023-23300.md
- https://developer.garmin.com/connect-iq/api-docs/Toybox/Cryptography/Cipher.html#initialize-instance_function
- https://github.com/anvilsecure/garmin-ciq-app-research/blob/main/advisories/CVE-2023-23300.md
Products affected by CVE-2023-23300
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cpe:2.3:a:garmin:connect-iq:4.1.7