{
  "id": "CVE-2020-11899",
  "url": "https://spydr.io/cve/CVE-2020-11899",
  "published": "2020-06-17T11:15:10.210Z",
  "modified": "2026-06-17T02:51:00.473Z",
  "score": 5.4,
  "severity": "medium",
  "cvss_version": "3.1",
  "vector": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L",
  "score_source": "NVD",
  "epss": 0.1842,
  "epss_percentile": 0.97168,
  "exploited": true,
  "kev": {
    "added": "2022-03-03",
    "due": "2022-03-17",
    "action": "Apply updates per vendor instructions.",
    "ransomware": "Unknown",
    "name": "Treck TCP/IP stack Out-of-Bounds Read Vulnerability",
    "notes": "https://nvd.nist.gov/vuln/detail/CVE-2020-11899"
  },
  "ssvc_exploitation": "active",
  "vendors": [
    "treck",
    "dell"
  ],
  "products": [
    "treck tcp/ip",
    "dell wyse 5050 all-in-one firmware",
    "dell wyse 7030 firmware",
    "dell wyse 5030 firmware"
  ],
  "cwes": [
    "CWE-125"
  ],
  "description": "The Treck TCP/IP stack before 6.0.1.66 has an IPv6 Out-of-bounds Read.",
  "status": "Analyzed",
  "score_type": "Primary",
  "scores": {
    "cvss_v40": null,
    "cvss_v31": 5.4,
    "cvss_v30": null
  },
  "references": [
    {
      "url": "http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-006.txt",
      "tags": [
        "Broken Link",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://cwe.mitre.org/data/definitions/125.html",
      "tags": [
        "Technical Description"
      ]
    },
    {
      "url": "https://jsof-tech.com/vulnerability-disclosure-policy/",
      "tags": [
        "Broken Link",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://security.netapp.com/advisory/ntap-20200625-0006/",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-treck-ip-stack-JyBQ5GyC",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.dell.com/support/article/de-de/sln321836/dell-response-to-the-ripple20-vulnerabilities",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00295.html",
      "tags": [
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.jsof-tech.com/ripple20/",
      "tags": [
        "Broken Link",
        "Exploit",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://www.kb.cert.org/vuls/id/257161",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ]
    },
    {
      "url": "https://www.kb.cert.org/vuls/id/257161/",
      "tags": [
        "Mitigation",
        "Third Party Advisory",
        "US Government Resource"
      ]
    },
    {
      "url": "https://www.treck.com/",
      "tags": [
        "Product",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-11899",
      "tags": [
        "US Government Resource"
      ]
    }
  ],
  "nvd_url": "https://nvd.nist.gov/vuln/detail/CVE-2020-11899",
  "covered_in": [],
  "attribution": [
    {
      "source": "NVD",
      "url": "https://nvd.nist.gov",
      "notice": "This product uses data from the NVD API but is not endorsed or certified by the NVD."
    },
    {
      "source": "CISA KEV",
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog",
      "notice": "Known exploited vulnerabilities from the CISA KEV catalog."
    },
    {
      "source": "FIRST EPSS",
      "url": "https://www.first.org/epss",
      "notice": "Exploit prediction scores from FIRST EPSS."
    }
  ]
}