cvelist/2018/6xxx/CVE-2018-6345.json

{
    "CVE_data_meta": {
        "ASSIGNER": "cve-assign@fb.com",
        "DATE_ASSIGNED": "2018-12-11",
        "ID": "CVE-2018-6345",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "HHVM",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "!=>",
                                            "version_value": "3.30.2"
                                        },
                                        {
                                            "version_affected": ">=",
                                            "version_value": "3.30.0"
                                        },
                                        {
                                            "version_affected": "!=>",
                                            "version_value": "3.27.6"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_value": "3.27.6"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "Facebook"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "The function number_format is vulnerable to a heap overflow issue when its second argument ($dec_points) is excessively large. The internal implementation of the function will cause a string to be created with an invalid length, which can then interact poorly with other functions. This affects all supported versions of HHVM (3.30.1 and 3.27.5 and below)."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Heap-based Buffer Overflow (CWE-122)"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://github.com/facebook/hhvm/commit/190ffdf6c8b1ec443be202c7d69e63a7e3da25e3",
                "refsource": "MISC",
                "url": "https://github.com/facebook/hhvm/commit/190ffdf6c8b1ec443be202c7d69e63a7e3da25e3"
            },
            {
                "name": "https://hhvm.com/blog/2019/01/14/hhvm-3.30.2.html",
                "refsource": "MISC",
                "url": "https://hhvm.com/blog/2019/01/14/hhvm-3.30.2.html"
            }
        ]
    }
}