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    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-40044",
        "ASSIGNER": "security@progress.com",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "\nIn WS_FTP Server versions prior to 8.7.4 and 8.8.2, a pre-authenticated attacker could leverage a .NET deserialization vulnerability in the Ad Hoc Transfer module to execute remote commands on the underlying WS_FTP Server operating system.\u00a0\u00a0\n\n"
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-502 Deserialization of Untrusted Data",
                        "cweId": "CWE-502"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Progress Software Corporation",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "WS_FTP Server",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "lessThan": "8.8.2",
                                                        "status": "affected",
                                                        "version": "8.8.0",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "lessThan": "8.7.4",
                                                        "status": "affected",
                                                        "version": "8.7.0",
                                                        "versionType": "semver"
                                                    }
                                                ],
                                                "defaultStatus": "affected"
                                            }
                                        }
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                        ]
                    }
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            ]
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    },
    "references": {
        "reference_data": [
            {
                "url": "https://www.progress.com/ws_ftp",
                "refsource": "MISC",
                "name": "https://www.progress.com/ws_ftp"
            },
            {
                "url": "https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023",
                "refsource": "MISC",
                "name": "https://community.progress.com/s/article/WS-FTP-Server-Critical-Vulnerability-September-2023"
            },
            {
                "url": "https://www.theregister.com/2023/10/02/ws_ftp_update/",
                "refsource": "MISC",
                "name": "https://www.theregister.com/2023/10/02/ws_ftp_update/"
            },
            {
                "url": "https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/",
                "refsource": "MISC",
                "name": "https://www.rapid7.com/blog/post/2023/09/29/etr-critical-vulnerabilities-in-ws_ftp-server/"
            },
            {
                "url": "https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044",
                "refsource": "MISC",
                "name": "https://attackerkb.com/topics/bn32f9sNax/cve-2023-40044"
            },
            {
                "url": "https://censys.com/cve-2023-40044/",
                "refsource": "MISC",
                "name": "https://censys.com/cve-2023-40044/"
            },
            {
                "url": "https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044",
                "refsource": "MISC",
                "name": "https://www.assetnote.io/resources/research/rce-in-progress-ws-ftp-ad-hoc-via-iis-http-modules-cve-2023-40044"
            },
            {
                "url": "http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.html",
                "refsource": "MISC",
                "name": "http://packetstormsecurity.com/files/174917/Progress-Software-WS_FTP-Unauthenticated-Remote-Code-Execution.html"
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.1.0-dev"
    },
    "source": {
        "discovery": "UNKNOWN"
    },
    "credits": [
        {
            "lang": "en",
            "value": "Shubham Shah - Assetnote"
        },
        {
            "lang": "en",
            "value": "Sean Yeoh - Assetnote"
        }
    ],
    "impact": {
        "cvss": [
            {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 10,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "CHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
                "version": "3.1"
            }
        ]
    }
}