by Kastro
Paper/Archive/CVE-2023-23300

CVE-2023-23300

mitre — 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…

EPSS 1%public exploitCVSS 9.8
critical.is priorityof 100
53
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 70.1.701 × 2014.0Exploit: SSVC poc+1010.0SSVC exploitation: poc+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
n/an/a–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: poc · Automatable: yes · Technical impact: total

References

refdeveloper.garmin.com/connect-iq/api-docs/Toybox/Cryptography/Cipher.html#initialize-instance_functionrefgithub.com/anvilsecure/garmin-ciq-app-research/blob/main/advisories/CVE-2023-23300.md