{"id":"CVE-2023-23305","aliases":["EUVD-2023-27405","GHSA-g753-vxgm-rphm"],"status":"published","title":"The GarminOS TVM component in CIQ API version 1.0.0 through 4.1.7 is vulnerable to various buffer...","description":"The GarminOS TVM component in CIQ API version 1.0.0 through 4.1.7 is vulnerable to various buffer overflows when loading binary resources. A malicious application embedding specially crafted resources could hijack the execution of the device's firmware.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01285,"percentile":0.70503,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2023-05-23T00:00:00Z","modified":"2026-06-17T05:36:49Z","products":[{"vendor":"garmin","product":"connect-iq"}],"references":[{"url":"https://github.com/anvilsecure/garmin-ciq-app-research/blob/main/advisories/CVE-2023-23305.md","tags":["x_transferred","Exploit"]},{"url":"https://github.com/anvilsecure/garmin-ciq-app-research/blob/main/poc/GRMN-06.prg","tags":["exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-23305"},{"url":"https://github.com/advisories/GHSA-g753-vxgm-rphm"}],"sources":{"cve":[{"id":"CVE-2023-23305","description":"The GarminOS TVM component in CIQ API version 1.0.0 through 4.1.7 is vulnerable to various buffer overflows when loading binary resources. A malicious application embedding specially crafted resources could hijack the execution of the device's firmware.","status":"published","published":"2023-05-23T00:00:00Z","modified":"2025-01-31T13:47:22.908Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:35:20.812737Z"}],"euvd":[{"id":"EUVD-2023-27405","description":"The GarminOS TVM component in CIQ API version 1.0.0 through 4.1.7 is vulnerable to various buffer overflows when loading binary resources. A malicious application embedding specially crafted resources could hijack the execution of the device's firmware.","status":"published","published":"2023-05-23T00:00:00Z","modified":"2025-01-31T13:47:22Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:04:08.578338Z"}],"ghsa":[{"id":"GHSA-g753-vxgm-rphm","title":"The GarminOS TVM component in CIQ API version 1.0.0 through 4.1.7 is vulnerable to various buffer...","description":"The GarminOS TVM component in CIQ API version 1.0.0 through 4.1.7 is vulnerable to various buffer overflows when loading binary resources. A malicious application embedding specially crafted resources could hijack the execution of the device's firmware.","status":"published","published":"2023-05-23T21:30:18Z","modified":"2025-01-31T15:30:40Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:59:44.424337Z"}],"nvd":[{"id":"CVE-2023-23305","description":"The GarminOS TVM component in CIQ API version 1.0.0 through 4.1.7 is vulnerable to various buffer overflows when loading binary resources. A malicious application embedding specially crafted resources could hijack the execution of the device's firmware.","status":"published","published":"2023-05-23T20:15:09.627Z","modified":"2026-06-17T05:36:49.953Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:08:03.200773Z"}]}}