{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2021-4471",
        "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "state": "PUBLISHED",
        "assignerShortName": "VulnCheck",
        "dateReserved": "2025-11-14T20:57:06.758Z",
        "datePublished": "2025-11-14T22:50:25.482Z",
        "dateUpdated": "2025-11-17T20:44:47.274Z"
    },
    "containers": {
        "cna": {
            "affected": [
                {
                    "defaultStatus": "unknown",
                    "product": "TG8 Firewall",
                    "vendor": "TG8",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0"
                        }
                    ]
                }
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            "cpeApplicability": [
                {
                    "nodes": [
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                            "cpeMatch": [
                                {
                                    "criteria": "cpe:2.3:a:tg8:tg8_firewall:-:*:*:*:*:*:*:*",
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                            "negate": false,
                            "operator": "OR"
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                    "operator": "OR"
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            "credits": [
                {
                    "lang": "en",
                    "type": "coordinator",
                    "value": "SSD Secure Disclosure"
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                {
                    "lang": "en",
                    "supportingMedia": [
                        {
                            "base64": false,
                            "type": "text/html",
                            "value": "TG8 Firewall exposes a directory such as /data/ over HTTP without authentication. This directory stores credential files for previously logged-in users. A remote unauthenticated attacker can enumerate and download files within the directory to obtain valid account usernames and passwords, leading to loss of confidentiality and further unauthorized access."
                        }
                    ],
                    "value": "TG8 Firewall exposes a directory such as /data/ over HTTP without authentication. This directory stores credential files for previously logged-in users. A remote unauthenticated attacker can enumerate and download files within the directory to obtain valid account usernames and passwords, leading to loss of confidentiality and further unauthorized access."
                }
            ],
            "impacts": [
                {
                    "capecId": "CAPEC-95",
                    "descriptions": [
                        {
                            "lang": "en",
                            "value": "CAPEC-95 WSDL Scanning"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV4_0": {
                        "Automatable": "NOT_DEFINED",
                        "Recovery": "NOT_DEFINED",
                        "Safety": "NOT_DEFINED",
                        "attackComplexity": "LOW",
                        "attackRequirements": "NONE",
                        "attackVector": "NETWORK",
                        "baseScore": 8.7,
                        "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:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
                        "version": "4.0",
                        "vulnAvailabilityImpact": "NONE",
                        "vulnConfidentialityImpact": "HIGH",
                        "vulnIntegrityImpact": "NONE",
                        "vulnerabilityResponseEffort": "NOT_DEFINED"
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                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ]
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            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-538",
                            "description": "CWE-538 Insertion of Sensitive Information into Externally-Accessible File or Directory",
                            "lang": "en",
                            "type": "CWE"
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                    ]
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            ],
            "providerMetadata": {
                "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
                "shortName": "VulnCheck",
                "dateUpdated": "2025-11-16T13:31:49.060Z"
            },
            "references": [
                {
                    "tags": [
                        "technical-description",
                        "exploit"
                    ],
                    "url": "https://ssd-disclosure.com/ssd-advisory-tg8-firewall-preauth-rce-and-password-disclosure/"
                },
                {
                    "tags": [
                        "product"
                    ],
                    "url": "https://web.archive.org/web/20211024224240/http://www.tg8security.com/"
                },
                {
                    "tags": [
                        "third-party-advisory"
                    ],
                    "url": "https://www.vulncheck.com/advisories/tg8-firewall-unauthenticated-user-password-disclosure"
                }
            ],
            "source": {
                "discovery": "UNKNOWN"
            },
            "tags": [
                "unsupported-when-assigned"
            ],
            "timeline": [
                {
                    "lang": "en",
                    "time": "2021-05-03T16:00:00.000Z",
                    "value": "SSD Advisory is published."
                }
            ],
            "title": "TG8 Firewall Unauthenticated User Password Disclosure",
            "x_generator": {
                "engine": "vulncheck"
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        },
        "adp": [
            {
                "references": [
                    {
                        "url": "https://ssd-disclosure.com/ssd-advisory-tg8-firewall-preauth-rce-and-password-disclosure/",
                        "tags": [
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                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2025-11-17T20:44:39.928640Z",
                                "id": "CVE-2021-4471",
                                "options": [
                                    {
                                        "Exploitation": "poc"
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                                    {
                                        "Automatable": "yes"
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                                        "Technical Impact": "partial"
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                                "role": "CISA Coordinator",
                                "version": "2.0.3"
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                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2025-11-17T20:44:47.274Z"
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