{
    "id": "CVE-2017-17405",
    "published": "2017-12-15 09:29:00",
    "last_modified": "2026-06-17 01:10:44",
    "cvss_score": "8.8",
    "cvss_severity": "HIGH",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
    "cwe": "CWE-78",
    "description": "Ruby before 2.4.3 allows Net::FTP command injection. Net::FTP#get, getbinaryfile, gettextfile, put, putbinaryfile, and puttextfile use Kernel#open to open a local file. If the localfile argument starts with the \"|\" pipe character, the command following the pipe character is executed. The default value of localfile is File.basename(remotefile), so malicious FTP servers could cause arbitrary command execution.",
    "epss_score": "0.73829",
    "epss_percentile": "0.99464",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:22:14",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_desktop"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server_aus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server_eus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server_tus"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_workstation"
        },
        {
            "vendor": "ruby-lang",
            "product": "ruby"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "43381",
            "title": "Ruby < 2.2.8 / < 2.3.5 / < 2.4.2 / < 2.5.0-preview1 - 'NET::Ftp' Command Injection",
            "date": "2017-12-02",
            "url": "https://www.exploit-db.com/exploits/43381"
        }
    ],
    "refs_list": [
        "http://www.securityfocus.com/bid/102204",
        "http://www.securitytracker.com/id/1042004",
        "https://access.redhat.com/errata/RHSA-2018:0378",
        "https://access.redhat.com/errata/RHSA-2018:0583",
        "https://access.redhat.com/errata/RHSA-2018:0584",
        "https://access.redhat.com/errata/RHSA-2018:0585",
        "https://access.redhat.com/errata/RHSA-2019:2806",
        "https://lists.debian.org/debian-lts-announce/2017/12/msg00024.html",
        "https://lists.debian.org/debian-lts-announce/2017/12/msg00025.html",
        "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html",
        "https://www.debian.org/security/2018/dsa-4259",
        "https://www.exploit-db.com/exploits/43381/",
        "https://www.ruby-lang.org/en/news/2017/12/14/net-ftp-command-injection-cve-2017-17405/",
        "https://www.ruby-lang.org/en/news/2017/12/14/ruby-2-4-3-released/",
        "http://www.securityfocus.com/bid/102204",
        "http://www.securitytracker.com/id/1042004",
        "https://access.redhat.com/errata/RHSA-2018:0378",
        "https://access.redhat.com/errata/RHSA-2018:0583",
        "https://access.redhat.com/errata/RHSA-2018:0584",
        "https://access.redhat.com/errata/RHSA-2018:0585",
        "https://access.redhat.com/errata/RHSA-2019:2806",
        "https://lists.debian.org/debian-lts-announce/2017/12/msg00024.html",
        "https://lists.debian.org/debian-lts-announce/2017/12/msg00025.html",
        "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html",
        "https://www.debian.org/security/2018/dsa-4259"
    ]
}