{
    "id": "CVE-2018-19115",
    "published": "2018-11-08 20:29:00",
    "last_modified": "2026-06-17 01:48:48",
    "cvss_score": "9.8",
    "cvss_severity": "CRITICAL",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-787",
    "description": "keepalived before 2.0.7 has a heap-based buffer overflow when parsing HTTP status codes resulting in DoS or possibly unspecified other impact, because extract_status_code in lib/html.c has no validation of the status code and instead writes an unlimited amount of data to the heap.",
    "epss_score": "0.03746",
    "epss_percentile": "0.89589",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 0,
    "updated_at": "2026-10-09 18:17:20",
    "priority": {
        "rank": 3,
        "label": "In your normal cycle",
        "why": "Critical by CVSS (9.8), but no sign of active exploitation."
    },
    "products": [
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "keepalived",
            "product": "keepalived"
        },
        {
            "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"
        }
    ],
    "kev_detail": null,
    "exploits": [],
    "refs_list": [
        "https://access.redhat.com/errata/RHSA-2019:0022",
        "https://access.redhat.com/errata/RHSA-2019:1792",
        "https://access.redhat.com/errata/RHSA-2019:1945",
        "https://bugzilla.suse.com/show_bug.cgi?id=1015141",
        "https://github.com/acassen/keepalived/pull/961",
        "https://github.com/acassen/keepalived/pull/961/commits/f28015671a4b04785859d1b4b1327b367b6a10e9",
        "https://lists.debian.org/debian-lts-announce/2018/11/msg00034.html",
        "https://security.gentoo.org/glsa/201903-01",
        "https://usn.ubuntu.com/3995-1/",
        "https://usn.ubuntu.com/3995-2/",
        "https://access.redhat.com/errata/RHSA-2019:0022",
        "https://access.redhat.com/errata/RHSA-2019:1792",
        "https://access.redhat.com/errata/RHSA-2019:1945",
        "https://bugzilla.suse.com/show_bug.cgi?id=1015141",
        "https://github.com/acassen/keepalived/pull/961",
        "https://github.com/acassen/keepalived/pull/961/commits/f28015671a4b04785859d1b4b1327b367b6a10e9",
        "https://lists.debian.org/debian-lts-announce/2018/11/msg00034.html",
        "https://security.gentoo.org/glsa/201903-01",
        "https://usn.ubuntu.com/3995-1/",
        "https://usn.ubuntu.com/3995-2/"
    ]
}