{"id":"CVE-2020-35608","aliases":["EUVD-2020-23274","GHSA-8j38-79vm-qxr4"],"status":"published","title":"A code execution vulnerability exists in the normal world’s signed code execution functionality...","description":"A code execution vulnerability exists in the normal world’s signed code execution functionality of Microsoft Azure Sphere 20.07. A specially crafted AF_PACKET socket can cause a process to create an executable memory mapping with controllable content. An attacker can execute a shellcode that uses the PACKET_MMAP functionality to trigger this vulnerability.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.04103,"percentile":0.90831,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-74"],"published":"2020-12-22T19:23:15Z","modified":"2026-06-17T03:14:00Z","products":[{"vendor":"microsoft","product":"azure_sphere"}],"references":[{"url":"https://www.talosintelligence.com/vulnerability_reports/TALOS-2020-1134","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2020-1134","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-35608"},{"url":"https://github.com/advisories/GHSA-8j38-79vm-qxr4"}],"sources":{"cve":[{"id":"CVE-2020-35608","description":"A code execution vulnerability exists in the normal world’s signed code execution functionality of Microsoft Azure Sphere 20.07. A specially crafted AF_PACKET socket can cause a process to create an executable memory mapping with controllable content. An attacker can execute a shellcode that uses the PACKET_MMAP functionality to trigger this vulnerability.","status":"published","published":"2020-12-22T19:23:15Z","modified":"2024-08-04T17:09:14.546Z","updated_at":"2026-11-02T14:35:57.975444Z"}],"euvd":[{"id":"EUVD-2020-23274","description":"A code execution vulnerability exists in the normal world’s signed code execution functionality of Microsoft Azure Sphere 20.07. A specially crafted AF_PACKET socket can cause a process to create an executable memory mapping with controllable content. An attacker can execute a shellcode that uses the PACKET_MMAP functionality to trigger this vulnerability.","status":"published","published":"2020-12-22T19:23:15Z","modified":"2024-08-04T17:09:14Z","updated_at":"2026-11-03T03:07:05.848444Z"}],"ghsa":[{"id":"GHSA-8j38-79vm-qxr4","title":"A code execution vulnerability exists in the normal world’s signed code execution functionality...","description":"A code execution vulnerability exists in the normal world’s signed code execution functionality of Microsoft Azure Sphere 20.07. A specially crafted AF_PACKET socket can cause a process to create an executable memory mapping with controllable content. An attacker can execute a shellcode that uses the PACKET_MMAP functionality to trigger this vulnerability.","status":"published","published":"2022-05-24T22:28:27Z","modified":"2023-01-30T05:05:30Z","cwes":["CWE-74"],"updated_at":"2026-11-02T14:47:17.774737Z"}],"nvd":[{"id":"CVE-2020-35608","description":"A code execution vulnerability exists in the normal world’s signed code execution functionality of Microsoft Azure Sphere 20.07. A specially crafted AF_PACKET socket can cause a process to create an executable memory mapping with controllable content. An attacker can execute a shellcode that uses the PACKET_MMAP functionality to trigger this vulnerability.","status":"published","published":"2020-12-22T20:15:12.38Z","modified":"2026-06-17T03:14:00.93Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-74"],"updated_at":"2026-11-02T14:06:27.73474Z"}]}}