{
    "id": "CVE-2017-0901",
    "published": "2017-08-31 20:29:00",
    "last_modified": "2026-06-17 00:58:29",
    "cvss_score": "7.5",
    "cvss_severity": "HIGH",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N",
    "cwe": "CWE-22",
    "description": "RubyGems version 2.6.12 and earlier fails to validate specification names, allowing a maliciously crafted gem to potentially overwrite any file on the filesystem.",
    "epss_score": "0.28737",
    "epss_percentile": "0.98089",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-30 18:17:16",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "canonical",
            "product": "ubuntu_linux"
        },
        {
            "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": "rubygems",
            "product": "rubygems"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "42611",
            "title": "RubyGems < 2.6.13 - Arbitrary File Overwrite",
            "date": "2017-09-04",
            "url": "https://www.exploit-db.com/exploits/42611"
        }
    ],
    "refs_list": [
        "http://blog.rubygems.org/2017/08/27/2.6.13-released.html",
        "http://www.securityfocus.com/bid/100580",
        "http://www.securitytracker.com/id/1039249",
        "https://access.redhat.com/errata/RHSA-2017:3485",
        "https://access.redhat.com/errata/RHSA-2018:0378",
        "https://access.redhat.com/errata/RHSA-2018:0583",
        "https://access.redhat.com/errata/RHSA-2018:0585",
        "https://github.com/rubygems/rubygems/commit/ad5c0a53a86ca5b218c7976765c0365b91d22cb2",
        "https://hackerone.com/reports/243156",
        "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html",
        "https://security.gentoo.org/glsa/201710-01",
        "https://usn.ubuntu.com/3553-1/",
        "https://usn.ubuntu.com/3685-1/",
        "https://www.debian.org/security/2017/dsa-3966",
        "https://www.exploit-db.com/exploits/42611/",
        "http://blog.rubygems.org/2017/08/27/2.6.13-released.html",
        "http://www.securityfocus.com/bid/100580",
        "http://www.securitytracker.com/id/1039249",
        "https://access.redhat.com/errata/RHSA-2017:3485",
        "https://access.redhat.com/errata/RHSA-2018:0378",
        "https://access.redhat.com/errata/RHSA-2018:0583",
        "https://access.redhat.com/errata/RHSA-2018:0585",
        "https://github.com/rubygems/rubygems/commit/ad5c0a53a86ca5b218c7976765c0365b91d22cb2",
        "https://hackerone.com/reports/243156",
        "https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html"
    ]
}