{
    "CVE_data_meta": {
        "ASSIGNER": "security@apache.org",
        "ID": "CVE-2021-30638",
        "STATE": "PUBLIC",
        "TITLE": "An Information Disclosure due to insufficient input validation exists in Apache Tapestry 5.4.0 and later"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Apache Tapestry",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "Apache Tapestry ",
                                            "version_value": "Apache Tapestry 5.6.4"
                                        },
                                        {
                                            "version_affected": "<",
                                            "version_name": "Apache Tapestry",
                                            "version_value": "Apache Tapestry 5.7.2"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "Apache Software Foundation"
                }
            ]
        }
    },
    "credit": [
        {
            "lang": "eng",
            "value": "This vulnerability was discovered by Kc Udonsi of Trend Micro"
        }
    ],
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "Information Exposure vulnerability in context asset handling of Apache Tapestry allows an attacker to download files inside WEB-INF if using a specially-constructed URL. This was caused by an incomplete fix for CVE-2020-13953. This issue affects Apache Tapestry Apache Tapestry 5.4.0 version to Apache Tapestry 5.6.3; Apache Tapestry 5.7.0 version and Apache Tapestry 5.7.1."
            }
        ]
    },
    "generator": {
        "engine": "Vulnogram 0.0.9"
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "CWE-200 Information Exposure"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "refsource": "MISC",
                "url": "https://lists.apache.org/thread.html/r37dab61fc7f7088d4311e7f995ef4117d58d86a675f0256caa6991eb%40%3Cusers.tapestry.apache.org%3E",
                "name": "https://lists.apache.org/thread.html/r37dab61fc7f7088d4311e7f995ef4117d58d86a675f0256caa6991eb%40%3Cusers.tapestry.apache.org%3E"
            },
            {
                "refsource": "MLIST",
                "name": "[oss-security] 20210427 CVE-2021-30638: An Information Disclosure due to insufficient input validation exists in Apache Tapestry 5.4.0 and later",
                "url": "http://www.openwall.com/lists/oss-security/2021/04/27/3"
            },
            {
                "refsource": "MISC",
                "name": "https://www.zerodayinitiative.com/advisories/ZDI-21-491/",
                "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-491/"
            },
            {
                "refsource": "CONFIRM",
                "name": "https://security.netapp.com/advisory/ntap-20210528-0004/",
                "url": "https://security.netapp.com/advisory/ntap-20210528-0004/"
            }
        ]
    },
    "source": {
        "discovery": "UNKNOWN"
    },
    "work_around": [
        {
            "lang": "eng",
            "value": "Solution:\nFor Tapestry 5.4.0 to 5.6.3: upgrade to 5.6.4\nFor Tapestry 5.7.0 and 5.7.1: upgrade to 5.7.2"
        }
    ]
}