{
    "id": "CVE-2017-16642",
    "published": "2017-11-07 21:29:00",
    "last_modified": "2026-06-17 01:09:36",
    "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:H/I:N/A:N",
    "cwe": "CWE-125",
    "description": "In PHP before 5.6.32, 7.x before 7.0.25, and 7.1.x before 7.1.11, an error in the date extension's timelib_meridian handling of 'front of' and 'back of' directives could be used by attackers able to supply date strings to leak information from the interpreter, related to ext/date/lib/parse_date.c out-of-bounds reads affecting the php_parse_date function. NOTE: this is a different issue than CVE-2017-11145.",
    "epss_score": "0.26373",
    "epss_percentile": "0.97942",
    "kev": 0,
    "kev_due": null,
    "has_exploit": 1,
    "updated_at": "2026-09-29 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": "netapp",
            "product": "clustered_data_ontap"
        },
        {
            "vendor": "netapp",
            "product": "storage_automation_store"
        },
        {
            "vendor": "php",
            "product": "php"
        }
    ],
    "kev_detail": null,
    "exploits": [
        {
            "source": "exploit-db",
            "ref_id": "43133",
            "title": "PHP 7.1.8 - Heap Buffer Overflow",
            "date": "2017-11-09",
            "url": "https://www.exploit-db.com/exploits/43133"
        }
    ],
    "refs_list": [
        "http://php.net/ChangeLog-5.php",
        "http://php.net/ChangeLog-7.php",
        "http://www.securityfocus.com/bid/101745",
        "https://access.redhat.com/errata/RHSA-2018:1296",
        "https://access.redhat.com/errata/RHSA-2019:2519",
        "https://bugs.php.net/bug.php?id=75055",
        "https://github.com/derickr/timelib/commit/aa9156006e88565e1f1a5f7cc088b18322d57536",
        "https://github.com/php/php-src/commit/5c0455bf2c8cd3c25401407f158e820aa3b239e1",
        "https://security.netapp.com/advisory/ntap-20181123-0001/",
        "https://usn.ubuntu.com/3566-1/",
        "https://www.debian.org/security/2018/dsa-4080",
        "https://www.debian.org/security/2018/dsa-4081",
        "https://www.exploit-db.com/exploits/43133/",
        "http://php.net/ChangeLog-5.php",
        "http://php.net/ChangeLog-7.php",
        "http://www.securityfocus.com/bid/101745",
        "https://access.redhat.com/errata/RHSA-2018:1296",
        "https://access.redhat.com/errata/RHSA-2019:2519",
        "https://bugs.php.net/bug.php?id=75055",
        "https://github.com/derickr/timelib/commit/aa9156006e88565e1f1a5f7cc088b18322d57536",
        "https://github.com/php/php-src/commit/5c0455bf2c8cd3c25401407f158e820aa3b239e1",
        "https://security.netapp.com/advisory/ntap-20181123-0001/",
        "https://usn.ubuntu.com/3566-1/",
        "https://www.debian.org/security/2018/dsa-4080",
        "https://www.debian.org/security/2018/dsa-4081"
    ]
}