{
    "id": "CVE-2018-15686",
    "published": "2018-10-26 14:29:00",
    "last_modified": "2026-06-17 01:42:56",
    "cvss_score": "7.8",
    "cvss_severity": "HIGH",
    "cvss_version": "3.1",
    "cvss_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
    "cwe": "CWE-502",
    "description": "A vulnerability in unit_deserialize of systemd allows an attacker to supply arbitrary state across systemd re-execution via NotifyAccess. This can be used to improperly influence systemd execution and possibly lead to root privilege escalation. Affected releases are systemd versions up to and including 239.",
    "epss_score": "0.02261",
    "epss_percentile": "0.82486",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-10 18:17:17",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "canonical",
            "product": "ubuntu_linux"
        },
        {
            "vendor": "debian",
            "product": "debian_linux"
        },
        {
            "vendor": "oracle",
            "product": "communications_cloud_native_core_network_function_cloud_native_environment"
        },
        {
            "vendor": "systemd_project",
            "product": "systemd"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "45714",
            "title": "systemd - 'reexec' State Injection",
            "date": "2018-10-29",
            "url": "https://www.exploit-db.com/exploits/45714"
        }
    ],
    "refs_list": [
        "http://www.securityfocus.com/bid/105747",
        "https://access.redhat.com/errata/RHSA-2019:2091",
        "https://access.redhat.com/errata/RHSA-2019:3222",
        "https://access.redhat.com/errata/RHSA-2020:0593",
        "https://github.com/systemd/systemd/pull/10519",
        "https://lists.apache.org/thread.html/r1b103833cb5bc8466e24ff0ecc5e75b45a705334ab6a444e64e840a0%40%3Cissues.bookkeeper.apache.org%3E",
        "https://lists.debian.org/debian-lts-announce/2018/11/msg00017.html",
        "https://security.gentoo.org/glsa/201810-10",
        "https://usn.ubuntu.com/3816-1/",
        "https://www.exploit-db.com/exploits/45714/",
        "https://www.oracle.com//security-alerts/cpujul2021.html",
        "http://www.securityfocus.com/bid/105747",
        "https://access.redhat.com/errata/RHSA-2019:2091",
        "https://access.redhat.com/errata/RHSA-2019:3222",
        "https://access.redhat.com/errata/RHSA-2020:0593",
        "https://github.com/systemd/systemd/pull/10519",
        "https://lists.apache.org/thread.html/r1b103833cb5bc8466e24ff0ecc5e75b45a705334ab6a444e64e840a0%40%3Cissues.bookkeeper.apache.org%3E",
        "https://lists.debian.org/debian-lts-announce/2018/11/msg00017.html",
        "https://security.gentoo.org/glsa/201810-10",
        "https://usn.ubuntu.com/3816-1/",
        "https://www.exploit-db.com/exploits/45714/",
        "https://www.oracle.com//security-alerts/cpujul2021.html"
    ]
}