CVE-2023-23298 Integer overflow in n/a

Critical 9.8 Published 23 May 2023 Updated 21 Jan 2025

A malicious application can exploit an integer overflow in the CIQ API to hijack device firmware execution.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-23298?

CVE-2023-23298 is a critical vulnerability in n/a, published on 23 May 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The `Toybox.Graphics.BufferedBitmap.initialize` API method in CIQ API version 2.3.0 through 4.1.7 does not validate its parameters, which can result in integer overflows when allocating the underlying bitmap buffer. A malicious application could call the API method with specially crafted parameters and hijack the execution of the device's firmware.

Weakness: CWE-190

Which versions are affected by CVE-2023-23298?

It affects 1 product.

Products include Garmin Connect-Iq.

How do I fix CVE-2023-23298?

No fix has been published for CVE-2023-23298 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-23298 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-23298 exists.

Sources

Also known as GHSA-r4jf-j22c-rq3p.