{
    "CVE_data_meta": {
        "ASSIGNER": "ics-cert@hq.dhs.gov",
        "DATE_PUBLIC": "2021-12-21T19:09:00.000Z",
        "ID": "CVE-2021-23157",
        "STATE": "PUBLIC",
        "TITLE": "WECON LeviStudioU"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "LeviStudioU",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<=",
                                            "version_name": "All",
                                            "version_value": "2019-09-21"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "WECON"
                }
            ]
        }
    },
    "credit": [
        {
            "lang": "eng",
            "value": "Natnael Samson (@NattiSamson), working with Trend Micro\u2019s Zero Day Initiative, reported these vulnerabilities to CISA."
        }
    ],
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "WECON LeviStudioU Versions 2019-09-21 and prior are vulnerable to a heap-based buffer overflow, which may allow an attacker to remotely execute code."
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.0.9"
    },
    "impact": {
        "cvss": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "HIGH",
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
        }
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-122 Heap-based Buffer Overflow"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "url": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03",
                "name": "https://www.cisa.gov/uscert/ics/advisories/icsa-21-355-03"
            },
            {
                "refsource": "MISC",
                "name": "https://www.zerodayinitiative.com/advisories/ZDI-22-130/",
                "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-130/"
            },
            {
                "refsource": "MISC",
                "name": "https://www.zerodayinitiative.com/advisories/ZDI-22-132/",
                "url": "https://www.zerodayinitiative.com/advisories/ZDI-22-132/"
            }
        ]
    },
    "source": {
        "advisory": "ICSA-21-355-03",
        "discovery": "UNKNOWN"
    },
    "work_around": [
        {
            "lang": "eng",
            "value": "WECON has not responded to requests to work with CISA to mitigate these vulnerabilities. Users of this affected product are invited to contact WECON technical support for additional information."
        }
    ]
}