{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "1.0"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "a49def743f6e5c7d0c0f2d724f0b8e0c563a4a37"
            }
          ],
          "repo": "https://github.com/adamdunkels/uip",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "An issue was discovered in uIP through 1.0, as used in Contiki and Contiki-NG. Domain name parsing lacks bounds checks, allowing an attacker to corrupt memory with crafted DNS packets.",
  "id": "CVE-2020-24335",
  "modified": "2026-03-15T13:48:24.057743881Z",
  "published": "2021-02-02T07:15:13.833Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-343-01"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.kb.cert.org/vuls/id/815128"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/adamdunkels/uip"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/contiki-ng/contiki-ng"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/contiki-os/contiki"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}