{"id":"CVE-2023-0972","aliases":["EUVD-2023-12957","GHSA-h9x5-2vrm-ww3f"],"status":"published","title":"Buffer overflow in S0 Decryption on Z/IP Gatweay","description":"Description: A vulnerability in SiLabs Z/IP Gateway 7.18.01 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":0.00387,"percentile":0.33095,"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":"2023-06-21T19:43:12Z","modified":"2026-06-17T05:26:46Z","products":[{"vendor":"silabs","product":"z\\/ip_gateway_sdk"},{"vendor":"silicon labs","product":"z/ip 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-2023-0972"},{"url":"https://github.com/advisories/GHSA-h9x5-2vrm-ww3f"}],"sources":{"cve":[{"id":"CVE-2023-0972","title":"Buffer overflow in S0 Decryption on Z/IP Gatweay","description":"Description: A vulnerability in SiLabs Z/IP Gateway 7.18.01 and earlier allows an unauthenticated attacker within Z-Wave range to overflow a stack buffer, leading to arbitrary code execution.","status":"published","published":"2023-06-21T19:43:12.847Z","modified":"2024-12-06T18:27:01.552Z","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":"2026-11-02T14:35:35.580545Z"}],"euvd":[{"id":"EUVD-2023-12957","description":"Description: A vulnerability in SiLabs Z/IP Gateway 7.18.01 and earlier allows an unauthenticated attacker within Z-Wave range to overflow a stack buffer, leading to arbitrary code execution.","status":"published","published":"2023-06-21T19:43:12Z","modified":"2024-12-06T18:27:01Z","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":"2026-11-03T00:04:39.149757Z"}],"ghsa":[{"id":"GHSA-h9x5-2vrm-ww3f","title":"Description: A vulnerability in SiLabs Z/IP Gateway 7.18.01 and earlier allows an unauthenticated...","description":"Description: A vulnerability in SiLabs Z/IP Gateway 7.18.01 and earlier allows an unauthenticated attacker within Z-Wave range to overflow a stack buffer, leading to arbitrary code execution.","status":"published","published":"2023-06-21T21:30:24Z","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-2023-0972","description":"Description: A vulnerability in SiLabs Z/IP Gateway 7.18.01 and earlier allows an unauthenticated attacker within Z-Wave range to overflow a stack buffer, leading to arbitrary code execution.","status":"published","published":"2023-06-21T20:15:10.023Z","modified":"2026-06-17T05:26:46.373Z","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"}]}}