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    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.

    Published:May 23, 2023
    Last Modified:Jan 31, 2025
    EPS:May 23, 2023
    EPSS Score:0.00509
    CVSS Score:9.8

    Affected Products

    Vendor
    Garmin
    Product
    Connect-iq

    Exploits

    https://github.com/anvilsecure/garmin-ciq-app-research/blob/main/advisories/CVE-2023-23306.mdhttps://github.com/anvilsecure/garmin-ciq-app-research/blob/main/advisories/CVE-2023-23306.md

    Common Weakness Enumeration

    CWE-787 Out-of-bounds Write

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2023-23302 (CVSS 9.8) — The `Toybox.GenericChannel.setDeviceConfig` API method in CIQ API version 1.2.0 through 4.1.7 does not validat…
    CVE-2023-23303 (CVSS 9.8) — The `Toybox.Ant.GenericChannel.enableEncryption` API method in CIQ API version 3.2.0 through 4.1.7 does not va…
    CVE-2023-23304 (CVSS 9.1) — The GarminOS TVM component in CIQ API version 2.1.0 through 4.1.7 allows applications with a specially crafted…
    CVE-2023-23305 (CVSS 9.8) — The GarminOS TVM component in CIQ API version 1.0.0 through 4.1.7 is vulnerable to various buffer overflows wh…
    CVE-2023-23298 (CVSS 9.8) — The `Toybox.Graphics.BufferedBitmap.initialize` API method in CIQ API version 2.3.0 through 4.1.7 does not val…
    CVE-2023-23299 (CVSS 7.5) — The permission system implemented and enforced by the GarminOS TVM component in CIQ API version 1.0.0 through …
    CVE-2023-23300 (CVSS 9.8) — The `Toybox.Cryptography.Cipher.initialize` API method in CIQ API version 3.0.0 through 4.1.7 does not validat…
    CVE-2023-23301 (CVSS 9.8) — The `news` MonkeyC operation code in CIQ API version 1.0.0 through 4.1.7 fails to check that string resources …

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High