May 23, 2023, 8:15 p.m. |

National Vulnerability Database web.nvd.nist.gov

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.

ant api application call connect cve device firmware hijack malicious malicious application memory object out-of-bounds out-of-bounds write override result type confusion version

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