{
    "id": "CVE-2020-11896",
    "published": "2020-06-17 11:15:09",
    "last_modified": "2026-06-17 02:51:00",
    "cvss_score": "10.0",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
    "cwe": "CWE-119",
    "description": "The Treck TCP/IP stack before 6.0.1.66 allows Remote Code Execution, related to IPv4 tunneling.",
    "epss_score": "0.36852",
    "epss_percentile": "0.98467",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-02 18:17:25",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "EPSS 36.9% — above the 10% action threshold."
    },
    "products": [
        {
            "vendor": "treck",
            "product": "tcp\\/ip"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-006.txt",
        "https://cert-portal.siemens.com/productcert/pdf/ssa-631949.pdf",
        "https://jsof-tech.com/vulnerability-disclosure-policy/",
        "https://security.netapp.com/advisory/ntap-20200625-0006/",
        "https://support.hpe.com/hpesc/public/docDisplay?docLocale=en_US&docId=hpesbhf04012en_us",
        "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-treck-ip-stack-JyBQ5GyC",
        "https://www.dell.com/support/article/de-de/sln321836/dell-response-to-the-ripple20-vulnerabilities",
        "https://www.jsof-tech.com/ripple20/",
        "https://www.kb.cert.org/vuls/id/257161",
        "https://www.kb.cert.org/vuls/id/257161/",
        "https://www.treck.com",
        "http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2020-006.txt",
        "https://cert-portal.siemens.com/productcert/pdf/ssa-631949.pdf",
        "https://jsof-tech.com/vulnerability-disclosure-policy/",
        "https://security.netapp.com/advisory/ntap-20200625-0006/",
        "https://support.hpe.com/hpesc/public/docDisplay?docLocale=en_US&docId=hpesbhf04012en_us",
        "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-treck-ip-stack-JyBQ5GyC",
        "https://www.dell.com/support/article/de-de/sln321836/dell-response-to-the-ripple20-vulnerabilities",
        "https://www.jsof-tech.com/ripple20/",
        "https://www.kb.cert.org/vuls/id/257161",
        "https://www.kb.cert.org/vuls/id/257161/",
        "https://www.treck.com"
    ]
}