{
  "affected": [
    {
      "database_specific": {
        "unresolved_ranges": [
          {
            "events": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "6.5"
              }
            ]
          }
        ]
      }
    }
  ],
  "details": "In version 6.5 Microchip MiWi software and all previous versions including legacy products, the stack is validating only two out of four Message Integrity Check (MIC) bytes.",
  "id": "CVE-2021-37605",
  "modified": "2026-03-15T21:46:10.591465559Z",
  "published": "2021-08-05T16:15:07.257Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://www.microchip.com/en-us/products/wireless-connectivity/sub-ghz/miwi-protocol"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.microchip.com/product-change-notifications/#/"
    },
    {
      "type": "ADVISORY",
      "url": "https://ww1.microchip.com/downloads/en/DeviceDoc/asf-release-notes-3.50.0.100-readme.pdf"
    },
    {
      "type": "ADVISORY",
      "url": "https://ww1.microchip.com/downloads/en/DeviceDoc/asf-release-notes-3.51.0.101-readme.pdf"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.microchip.com/en-us/development-tools-tools-and-software/libraries-code-examples-and-more/advanced-software-framework-for-sam-devices#Downloads"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.microchip.com/en-us/products/wireless-connectivity/software-vulnerability-response/miwi-software-vulnerability"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}