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TI-2023-09177 Aliases CVE-2023-23298GHSA-r4jf-j22c-rq3p

The `Toybox.Graphics.BufferedBitmap.initialize` API method in CIQ API version 2.3.0…

Priority HIGH 82CWE-190Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-190 and the CVSS impact.

Summary

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.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.01468 73rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
Yes
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:garmin:connect-iq:*:*:*:*:*:*:*:*2.3.0 – 4.1.7VulnerableGarmin
  • cpe:2.3:a:garmin:connect-iq:*:*:*:*:*:*:*:* Versions 2.3.0 – 4.1.7 Vulnerable ·Garmin

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-23298
  2. 2026-10-03 Alias added: GHSA-r4jf-j22c-rq3p

References

Exploit 1

Other 2

  • TI-2023-09185 The `Toybox.Ant.BurstPayload.add` API method in CIQ API version 2.2.0 through 4.1.7… CVSS 3.1CRITICAL 9.8
  • TI-2023-09184 The GarminOS TVM component in CIQ API version 1.0.0 through 4.1.7 is vulnerable to… CVSS 3.1CRITICAL 9.8
  • TI-2023-09182 The `Toybox.Ant.GenericChannel.enableEncryption` API method in CIQ API version 3.2.0… CVSS 3.1CRITICAL 9.8
  • TI-2023-09181 The `Toybox.GenericChannel.setDeviceConfig` API method in CIQ API version 1.2.0 through… CVSS 3.1CRITICAL 9.8
  • TI-2023-09180 The `news` MonkeyC operation code in CIQ API version 1.0.0 through 4.1.7 fails to check… CVSS 3.1CRITICAL 9.8
  • TI-2023-09179 The `Toybox.Cryptography.Cipher.initialize` API method in CIQ API version 3.0.0 through… CVSS 3.1CRITICAL 9.8
See all 8 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences