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[email protected]NVD:CVE-2023-23306

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

CVE-2023-23306

2023-05-2320:15:09

CWE-787

[email protected]

web.nvd.nist.gov

type confusion vulnerability

out-of-bounds write

arbitrary memory override

device firmware hijack

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

9.5

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

9.5

Confidence

High

EPSS

0.003

Percentile

71.8%

JSON

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