{
    "id": "CVE-2017-13876",
    "published": "2017-12-25 21:29:15",
    "last_modified": "2026-06-17 01:05:19",
    "cvss_score": "7.8",
    "cvss_severity": "HIGH",
    "cvss_version": "3.0",
    "cvss_vector": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
    "cwe": "CWE-119",
    "description": "An issue was discovered in certain Apple products. iOS before 11.2 is affected. macOS before 10.13.2 is affected. tvOS before 11.2 is affected. watchOS before 4.2 is affected. The issue involves the \"Kernel\" component. It allows attackers to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via a crafted app.",
    "epss_score": "0.05109",
    "epss_percentile": "0.92138",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-10-06 18:17:15",
    "priority": {
        "rank": 2,
        "label": "Patch early",
        "why": "A public exploit exists."
    },
    "products": [
        {
            "vendor": "apple",
            "product": "iphone_os"
        },
        {
            "vendor": "apple",
            "product": "mac_os_x"
        },
        {
            "vendor": "apple",
            "product": "tvos"
        },
        {
            "vendor": "apple",
            "product": "watchos"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "43325",
            "title": "Apple XNU Kernel - Memory Corruption due to Integer Overflow in __offsetof Usage in posix_spawn on 32-bit Platforms",
            "date": "2017-12-12",
            "url": "https://www.exploit-db.com/exploits/43325"
        }
    ],
    "refs_list": [
        "http://www.securityfocus.com/bid/102100",
        "http://www.securitytracker.com/id/1039952",
        "http://www.securitytracker.com/id/1039953",
        "http://www.securitytracker.com/id/1039966",
        "https://support.apple.com/HT208325",
        "https://support.apple.com/HT208327",
        "https://support.apple.com/HT208331",
        "https://support.apple.com/HT208334",
        "https://www.exploit-db.com/exploits/43325/",
        "http://www.securityfocus.com/bid/102100",
        "http://www.securitytracker.com/id/1039952",
        "http://www.securitytracker.com/id/1039953",
        "http://www.securitytracker.com/id/1039966",
        "https://support.apple.com/HT208325",
        "https://support.apple.com/HT208327",
        "https://support.apple.com/HT208331",
        "https://support.apple.com/HT208334",
        "https://www.exploit-db.com/exploits/43325/"
    ]
}