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    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2016-20046",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
        "assignerShortName": "VulnCheck",
        "dateReserved": "2026-03-28T11:39:30.497Z",
        "datePublished": "2026-03-28T11:58:06.907Z",
        "dateUpdated": "2026-04-01T13:58:58.638Z"
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                "dateUpdated": "2026-03-28T11:58:06.907Z"
            },
            "title": "zFTP Client 20061220+dfsg3-4.1 Local Buffer Overflow",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "zFTP Client 20061220+dfsg3-4.1 contains a buffer overflow vulnerability in the NAME parameter handling of FTP connections that allows local attackers to crash the application or execute arbitrary code. Attackers can supply an oversized NAME value exceeding the 80-byte buffer allocated in strcpy_chk to overwrite the instruction pointer and execute shellcode with user privileges."
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            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "Out-of-bounds Write",
                            "cweId": "CWE-787",
                            "type": "CWE"
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                {
                    "vendor": "zFTP",
                    "product": "zFTP Client",
                    "versions": [
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                            "version": "20061220+dfsg3-4.1",
                            "status": "affected"
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                        "Recovery": "NOT_DEFINED",
                        "Safety": "NOT_DEFINED",
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                        "attackRequirements": "NONE",
                        "attackVector": "LOCAL",
                        "baseScore": 8.6,
                        "baseSeverity": "HIGH",
                        "exploitMaturity": "NOT_DEFINED",
                        "privilegesRequired": "NONE",
                        "providerUrgency": "NOT_DEFINED",
                        "subAvailabilityImpact": "NONE",
                        "subConfidentialityImpact": "NONE",
                        "subIntegrityImpact": "NONE",
                        "userInteraction": "NONE",
                        "valueDensity": "NOT_DEFINED",
                        "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
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                        "vulnIntegrityImpact": "HIGH",
                        "vulnerabilityResponseEffort": "NOT_DEFINED"
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                        "confidentialityImpact": "HIGH",
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                        "scope": "UNCHANGED",
                        "userInteraction": "NONE",
                        "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                        "version": "3.1"
                    },
                    "format": "CVSS"
                }
            ],
            "references": [
                {
                    "url": "https://www.exploit-db.com/exploits/40203",
                    "name": "ExploitDB-40203",
                    "tags": [
                        "exploit"
                    ]
                },
                {
                    "url": "http://cernlib.web.cern.ch/cernlib/",
                    "name": "Official Product Homepage",
                    "tags": [
                        "product"
                    ]
                },
                {
                    "name": "VulnCheck Advisory: zFTP Client 20061220+dfsg3-4.1 Local Buffer Overflow",
                    "tags": [
                        "third-party-advisory"
                    ],
                    "url": "https://www.vulncheck.com/advisories/zftp-client-20061220-dfsg3-local-buffer-overflow"
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Juan Sacco - http://www.exploitpack.com -",
                    "type": "finder"
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            ],
            "x_generator": {
                "engine": "vulncheck"
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            "datePublic": "2016-08-05T00:00:00.000Z"
        },
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            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-04-01T13:58:28.754785Z",
                                "id": "CVE-2016-20046",
                                "options": [
                                    {
                                        "Exploitation": "poc"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-04-01T13:58:58.638Z"
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