{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "2.4.0"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "27b87c1110d8d5ec0de5e357f561082a0a9482c1"
            },
            {
              "fixed": "a0f2535cb5a29bba6dbbccdb90c74ccd770cc700"
            }
          ],
          "repo": "https://github.com/open5gs/open5gs",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "In Open5GS 2.4.0, a crafted packet from UE can crash SGW-U/UPF.",
  "id": "CVE-2021-45462",
  "modified": "2026-03-13T21:51:14.753841113Z",
  "published": "2021-12-23T04:15:09.573Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://www.trendmicro.com/en_us/research/23/i/attacks-on-5g-infrastructure-from-users-devices.html"
    },
    {
      "type": "FIX",
      "url": "https://github.com/open5gs/open5gs/commit/a0f2535cb5a29bba6dbbccdb90c74ccd770cc700"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}