{"id":"CVE-2023-3110","aliases":["EUVD-2023-43796","GHSA-pq98-r2rc-hr54"],"status":"published","title":"Buffer overflow in S0 Decryption on Unify Gateway","description":"Description: A vulnerability in SiLabs Unify Gateway 1.3.1 and earlier allows an unauthenticated attacker within Z-Wave range to overflow a stack buffer, leading to arbitrary code execution.","severity":{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00417,"percentile":0.36281,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119","CWE-125","CWE-787"],"published":"2023-06-21T19:44:00Z","modified":"2026-06-17T06:13:22Z","products":[{"vendor":"silabs","product":"unify_software_development_kit"},{"vendor":"silicon labs","product":"unify gateway"}],"references":[{"url":"https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y00000V6HZzQAN?operationContext=S1","tags":["x_transferred","Permissions Required"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-3110"},{"url":"https://github.com/advisories/GHSA-pq98-r2rc-hr54"}],"sources":{"cve":[{"id":"CVE-2023-3110","title":"Buffer overflow in S0 Decryption on Unify Gateway","description":"Description: A vulnerability in SiLabs Unify Gateway 1.3.1 and earlier allows an unauthenticated attacker within Z-Wave range to overflow a stack buffer, leading to arbitrary code execution.","status":"published","published":"2023-06-21T19:44:00.543Z","modified":"2024-12-09T17:05:07.005Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-787","CWE-125"],"updated_at":"2026-11-02T14:35:24.360381Z"}],"euvd":[{"id":"EUVD-2023-43796","description":"Description: A vulnerability in SiLabs Unify Gateway 1.3.1 and earlier allows an unauthenticated attacker within Z-Wave range to overflow a stack buffer, leading to arbitrary code execution.","status":"published","published":"2023-06-21T19:44:00Z","modified":"2024-12-09T17:05:07Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T00:04:38.257628Z"}],"ghsa":[{"id":"GHSA-pq98-r2rc-hr54","title":"Description: A vulnerability in SiLabs Unify Gateway 1.3.1 and earlier allows an unauthenticated...","description":"Description: A vulnerability in SiLabs Unify Gateway 1.3.1 and earlier allows an unauthenticated attacker within Z-Wave range to overflow a stack buffer, leading to arbitrary code execution.","status":"published","published":"2023-06-21T21:30:25Z","modified":"2024-09-25T18:31:18Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-119","CWE-125"],"updated_at":"2026-11-02T14:58:20.799511Z"}],"nvd":[{"id":"CVE-2023-3110","description":"Description: A vulnerability in SiLabs Unify Gateway 1.3.1 and earlier allows an unauthenticated attacker within Z-Wave range to overflow a stack buffer, leading to arbitrary code execution.","status":"published","published":"2023-06-21T20:15:10.263Z","modified":"2026-06-17T06:13:22.793Z","cvss":[{"version":"3.1","score":9.6,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-125","CWE-787","CWE-119"],"updated_at":"2026-11-02T14:08:12.414559Z"}]}}