cvelist/2018/3xxx/CVE-2018-3903.json

{
    "CVE_data_meta": {
        "ASSIGNER": "talos-cna@cisco.com",
        "DATE_PUBLIC": "2018-07-26T00:00:00",
        "ID": "CVE-2018-3903",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Samsung",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "Samsung SmartThings Hub STH-ETH-250 - Firmware version 0.20.17"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "Talos"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "On Samsung SmartThings Hub STH-ETH-250 devices with firmware version 0.20.17, the video-core process incorrectly extracts fields from a user-controlled JSON payload, leading to a buffer overflow on the stack. An attacker can send an HTTP request to trigger this vulnerability. The memcpy call overflows the destination buffer, which has a size of 512 bytes. An attacker can send an arbitrarily long \"url\" value in order to overwrite the saved-PC with 0x42424242."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "Classic Buffer Overflow"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0574",
                "refsource": "MISC",
                "url": "https://www.talosintelligence.com/vulnerability_reports/TALOS-2018-0574"
            }
        ]
    },
    "impact": {
        "cvss": {
            "baseScore": 9.9,
            "baseSeverity": "Critical",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.0"
        }
    }
}