{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-27516",
        "ASSIGNER": "talos-cna@cisco.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "An authentication bypass vulnerability exists in the CiRpcAccepted() functionality of SoftEther VPN 4.41-9782-beta and 5.01.9674. A specially crafted network packet can lead to unauthorized access. An attacker can send a network request to trigger this vulnerability."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-453: Insecure Default Variable Initialization",
                        "cweId": "CWE-453"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "SoftEther VPN",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "SoftEther VPN",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "=",
                                            "version_value": "4.41-9782-beta"
                                        },
                                        {
                                            "version_affected": "=",
                                            "version_value": "5.01.9674"
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1754",
                "refsource": "MISC",
                "name": "https://talosintelligence.com/vulnerability_reports/TALOS-2023-1754"
            },
            {
                "url": "https://www.softether.org/9-about/News/904-SEVPN202301",
                "refsource": "MISC",
                "name": "https://www.softether.org/9-about/News/904-SEVPN202301"
            }
        ]
    },
    "credits": [
        {
            "lang": "en",
            "value": "Discovered by Lilith >_> of Cisco Talos."
        }
    ],
    "impact": {
        "cvss": [
            {
                "version": "3.1",
                "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L",
                "attackVector": "LOCAL",
                "attackComplexity": "LOW",
                "privilegesRequired": "NONE",
                "userInteraction": "NONE",
                "scope": "UNCHANGED",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "LOW",
                "availabilityImpact": "LOW",
                "baseScore": 7.3,
                "baseSeverity": "HIGH"
            }
        ]
    }
}