{
    "id": "CVE-2018-7750",
    "published": "2018-03-13 18:29:00",
    "last_modified": "2026-06-17 02:03:38",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-287",
    "description": "transport.py in the SSH server implementation of Paramiko before 1.17.6, 1.18.x before 1.18.5, 2.0.x before 2.0.8, 2.1.x before 2.1.5, 2.2.x before 2.2.3, 2.3.x before 2.3.2, and 2.4.x before 2.4.1 does not properly check whether authentication is completed before processing other requests, as demonstrated by channel-open. A customized SSH client can simply skip the authentication step.",
    "epss_score": "0.27105",
    "epss_percentile": "0.97987",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-27 18:17:22",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "paramiko",
            "product": "paramiko"
        },
        {
            "vendor": "redhat",
            "product": "ansible_engine"
        },
        {
            "vendor": "redhat",
            "product": "cloudforms"
        },
        {
            "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": "redhat",
            "product": "virtualization"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "45712",
            "title": "Paramiko 2.4.1 - Authentication Bypass",
            "date": "2018-10-29",
            "url": "https://www.exploit-db.com/exploits/45712"
        }
    ],
    "refs_list": [
        "http://www.securityfocus.com/bid/103713",
        "https://access.redhat.com/errata/RHSA-2018:0591",
        "https://access.redhat.com/errata/RHSA-2018:0646",
        "https://access.redhat.com/errata/RHSA-2018:1124",
        "https://access.redhat.com/errata/RHSA-2018:1125",
        "https://access.redhat.com/errata/RHSA-2018:1213",
        "https://access.redhat.com/errata/RHSA-2018:1274",
        "https://access.redhat.com/errata/RHSA-2018:1328",
        "https://access.redhat.com/errata/RHSA-2018:1525",
        "https://access.redhat.com/errata/RHSA-2018:1972",
        "https://github.com/paramiko/paramiko/blob/master/sites/www/changelog.rst",
        "https://github.com/paramiko/paramiko/commit/fa29bd8446c8eab237f5187d28787727b4610516",
        "https://github.com/paramiko/paramiko/issues/1175",
        "https://lists.debian.org/debian-lts-announce/2018/10/msg00018.html",
        "https://lists.debian.org/debian-lts-announce/2021/12/msg00025.html",
        "https://usn.ubuntu.com/3603-1/",
        "https://usn.ubuntu.com/3603-2/",
        "https://www.exploit-db.com/exploits/45712/",
        "http://www.securityfocus.com/bid/103713",
        "https://access.redhat.com/errata/RHSA-2018:0591",
        "https://access.redhat.com/errata/RHSA-2018:0646",
        "https://access.redhat.com/errata/RHSA-2018:1124",
        "https://access.redhat.com/errata/RHSA-2018:1125",
        "https://access.redhat.com/errata/RHSA-2018:1213",
        "https://access.redhat.com/errata/RHSA-2018:1274"
    ]
}