{
    "id": "CVE-2017-14494",
    "published": "2017-10-03 01:29:02",
    "last_modified": "2026-06-17 01:06:15",
    "cvss_score": "5.9",
    "cvss_severity": "MEDIUM",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N",
    "cwe": "CWE-200",
    "description": "dnsmasq before 2.78, when configured as a relay, allows remote attackers to obtain sensitive memory information via vectors involving handling DHCPv6 forwarded requests.",
    "epss_score": "0.67549",
    "epss_percentile": "0.99290",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-26 18:21:56",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "canonical",
            "product": "ubuntu_linux"
        },
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "novell",
            "product": "leap"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_desktop"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_server"
        },
        {
            "vendor": "redhat",
            "product": "enterprise_linux_workstation"
        },
        {
            "vendor": "thekelleys",
            "product": "dnsmasq"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "42944",
            "title": "Dnsmasq < 2.78 - Information Leak",
            "date": "2017-10-02",
            "url": "https://www.exploit-db.com/exploits/42944"
        }
    ],
    "refs_list": [
        "http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.html",
        "http://nvidia.custhelp.com/app/answers/detail/a_id/4561",
        "http://thekelleys.org.uk/dnsmasq/CHANGELOG",
        "http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=33e3f1029c9ec6c63e430ff51063a6301d4b2262",
        "http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-005.txt",
        "http://www.debian.org/security/2017/dsa-3989",
        "http://www.securityfocus.com/bid/101085",
        "http://www.securitytracker.com/id/1039474",
        "http://www.ubuntu.com/usn/USN-3430-1",
        "http://www.ubuntu.com/usn/USN-3430-2",
        "https://access.redhat.com/errata/RHSA-2017:2836",
        "https://access.redhat.com/errata/RHSA-2017:2837",
        "https://access.redhat.com/security/vulnerabilities/3199382",
        "https://security.gentoo.org/glsa/201710-27",
        "https://security.googleblog.com/2017/10/behind-masq-yet-more-dns-and-dhcp.html",
        "https://www.exploit-db.com/exploits/42944/",
        "https://www.kb.cert.org/vuls/id/973527",
        "https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11664.html",
        "https://www.mail-archive.com/dnsmasq-discuss%40lists.thekelleys.org.uk/msg11665.html",
        "https://www.synology.com/support/security/Synology_SA_17_59_Dnsmasq",
        "http://lists.opensuse.org/opensuse-security-announce/2017-10/msg00006.html",
        "http://nvidia.custhelp.com/app/answers/detail/a_id/4561",
        "http://thekelleys.org.uk/dnsmasq/CHANGELOG",
        "http://thekelleys.org.uk/gitweb/?p=dnsmasq.git%3Ba=commit%3Bh=33e3f1029c9ec6c63e430ff51063a6301d4b2262",
        "http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-005.txt"
    ]
}