{"id":"CVE-2023-1261","aliases":["EUVD-2023-23529","GHSA-8cf7-2x37-pgq8"],"status":"published","title":"Missing MAC layer security in Wi-SUN SDK","description":"Missing MAC layer security in Silicon Labs Wi-SUN SDK v1.5.0 and earlier allows malicious node to route malicious messages through network.","severity":{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00439,"percentile":0.38638,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2023-03-21T20:26:55Z","modified":"2026-06-17T05:27:29Z","products":[{"vendor":"silabs","product":"wi-sun_software_development_kit"},{"vendor":"silabs.com","product":"wi-sun sdk"}],"references":[{"url":"https://github.com/SiliconLabs/gecko_sdk","tags":["patch","x_transferred","Product"]},{"url":"https://community.silabs.com/sfc/servlet.shepherd/document/download/0698Y00000SMyfRQAT?operationContext=S1","tags":["vendor-advisory","x_transferred","Permissions Required"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-1261"},{"url":"https://github.com/advisories/GHSA-8cf7-2x37-pgq8"}],"sources":{"cve":[{"id":"CVE-2023-1261","title":"Missing MAC layer security in Wi-SUN SDK","description":"\nMissing MAC layer security in Silicon Labs Wi-SUN SDK v1.5.0 and earlier allows malicious node to route malicious messages through network.\n\n","status":"published","published":"2023-03-21T20:26:55.523Z","modified":"2025-02-26T16:28:41.639Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:35:31.657022Z"}],"euvd":[{"id":"EUVD-2023-23529","description":"\nMissing MAC layer security in Silicon Labs Wi-SUN SDK v1.5.0 and earlier allows malicious node to route malicious messages through network.\n\n","status":"published","published":"2023-03-21T20:26:55Z","modified":"2025-02-26T16:28:41Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","level":"high"}],"updated_at":"2026-11-02T20:53:23.257772Z"}],"ghsa":[{"id":"GHSA-8cf7-2x37-pgq8","title":"Missing MAC layer security in Silicon Labs Wi-SUN SDK v1.5.0 and earlier allows malicious node to...","description":"Missing MAC layer security in Silicon Labs Wi-SUN SDK v1.5.0 and earlier allows malicious node to route malicious messages through network.","status":"published","published":"2023-03-21T21:30:19Z","modified":"2023-04-07T05:07:35Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:54:27.812339Z"}],"nvd":[{"id":"CVE-2023-1261","description":"\nMissing MAC layer security in Silicon Labs Wi-SUN SDK v1.5.0 and earlier allows malicious node to route malicious messages through network.\n\n","status":"published","published":"2023-03-21T21:15:12.097Z","modified":"2026-06-17T05:27:29.613Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:07:50.908252Z"}]}}