{"id":"CVE-2013-20003","aliases":["EUVD-2013-1990","GHSA-w5v5-5vpm-87mx"],"status":"published","title":"Z-Wave devices from Sierra Designs (circa 2013) and Silicon Labs (using S0 security) may use a...","description":"Z-Wave devices from Sierra Designs (circa 2013) and Silicon Labs (using S0 security) may use a known, shared network key of all zeros, allowing an attacker within radio range to spoof Z-Wave traffic.","severity":{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00572,"percentile":0.47579,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-327","CWE-338"],"published":"2022-02-04T22:33:05Z","modified":"2026-06-16T23:52:33Z","products":[{"vendor":"sierra designs","product":"z-wave"},{"vendor":"silabs","product":"zgm130s037hgn_firmware"},{"vendor":"silabs","product":"zgm2305a27hgn_firmware"},{"vendor":"silabs","product":"zgm230sb27hgn_firmware"},{"vendor":"silabs","product":"zm5101_firmware"},{"vendor":"silabs","product":"zm5202_firmware"},{"vendor":"silicon labs","product":"z-wave"}],"references":[{"url":"https://sensepost.com/cms/resources/conferences/2013/bh_zwave/Security%20Evaluation%20of%20Z-Wave_WP.pdf","tags":["x_refsource_MISC","x_transferred","Technical Description","Third Party Advisory"]},{"url":"https://www.pentestpartners.com/security-blog/z-shave-exploiting-z-wave-downgrade-attacks/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://orangecyberdefense.com/global/blog/sensepost/blackhat-conference-z-wave-security/","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2013-20003"},{"url":"https://github.com/advisories/GHSA-w5v5-5vpm-87mx"}],"sources":{"cve":[{"id":"CVE-2013-20003","description":"Z-Wave devices from Sierra Designs (circa 2013) and Silicon Labs (using S0 security) may use a known, shared network key of all zeros, allowing an attacker within radio range to spoof Z-Wave traffic.","status":"published","published":"2022-02-04T22:33:05.137Z","modified":"2024-09-16T22:10:27.914Z","cwes":["CWE-327"],"updated_at":"2026-11-02T14:34:55.098814Z"}],"euvd":[{"id":"EUVD-2013-1990","description":"Z-Wave devices from Sierra Designs (circa 2013) and Silicon Labs (using S0 security) may use a known, shared network key of all zeros, allowing an attacker within radio range to spoof Z-Wave traffic.","status":"published","published":"2022-02-04T22:33:05Z","modified":"2024-09-16T22:10:27Z","updated_at":"2026-11-03T00:55:05.279117Z"}],"ghsa":[{"id":"GHSA-w5v5-5vpm-87mx","title":"Z-Wave devices from Sierra Designs (circa 2013) and Silicon Labs (using S0 security) may use a...","description":"Z-Wave devices from Sierra Designs (circa 2013) and Silicon Labs (using S0 security) may use a known, shared network key of all zeros, allowing an attacker within radio range to spoof Z-Wave traffic.","status":"published","published":"2022-02-10T00:00:50Z","modified":"2023-02-03T05:05:42Z","cwes":["CWE-338"],"updated_at":"2026-11-02T14:53:46.857381Z"}],"nvd":[{"id":"CVE-2013-20003","description":"Z-Wave devices from Sierra Designs (circa 2013) and Silicon Labs (using S0 security) may use a known, shared network key of all zeros, allowing an attacker within radio range to spoof Z-Wave traffic.","status":"published","published":"2022-02-04T23:15:09.627Z","modified":"2026-06-16T23:52:33.187Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.9,"vector":"AV:A/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-327","CWE-338"],"updated_at":"2026-11-02T14:02:52.934105Z"}]}}