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Fencer Vulns
high 7.5

CVE-2023-23299 json

The permission system implemented and enforced by the GarminOS TVM component in CIQ API version 1.0.0 through 4.1.7 can be bypassed entirel…

published 2023-05-23 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-27399

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 57%
public exploits
0
none known

Summary

The permission system implemented and enforced by the GarminOS TVM component in CIQ API version 1.0.0 through 4.1.7 can be bypassed entirely. A malicious application with specially crafted code and data sections could access restricted CIQ modules, call their functions and disclose sensitive data such as user profile information and GPS coordinates, among others.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
partial
Assessed
21 mo ago

Exploit prediction

0.81% chance of exploitation in the next 30 days, higher than 57% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/anvilsecure/garmin-ciq-app-research/blob/main/advisories/CVE-2023-23299.md referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.