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MitreCVE-2023-23306

HistoryMay 23, 2023 - 8:15 p.m.

CVE-2023-23306

2023-05-2320:15:09

CWE-787

mitre

web.nvd.nist.gov

toybox

ant

burstpayload

ciq api

type confusion

vulnerability

out-of-bounds write

memory override

firmware hijack

nvd

cve-2023-23306

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.3

Confidence

High

EPSS

0.003

Percentile

71.8%

JSON

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.

Affected configurations

Nvd

Node

garminconnect-iqRange2.2.0–4.1.7

VendorProductVersionCPE
garminconnect-iq*cpe:2.3:a:garmin:connect-iq:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
garmin	connect-iq	*	cpe:2.3:a:garmin:connect-iq::::::::

References

developer.garmin.com/connect-iq/api-docs/Toybox/Ant/BurstPayload.html#add-instance_function

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

9.3

Confidence

High

EPSS

0.003

Percentile

71.8%

JSON

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