{
    "CVE_data_meta": {
        "ASSIGNER": "security@apache.org",
        "DATE_PUBLIC": "2017-09-05T00:00:00",
        "ID": "CVE-2017-9804",
        "STATE": "PUBLIC"
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Apache Struts",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_value": "2.3.7 - 2.3.33"
                                        },
                                        {
                                            "version_value": "2.5 - 2.5.12"
                                        }
                                    ]
                                }
                            }
                        ]
                    },
                    "vendor_name": "Apache Software Foundation"
                }
            ]
        }
    },
    "data_format": "MITRE",
    "data_type": "CVE",
    "data_version": "4.0",
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In Apache Struts 2.3.7 through 2.3.33 and 2.5 through 2.5.12, if an application allows entering a URL in a form field and built-in URLValidator is used, it is possible to prepare a special URL which will be used to overload server process when performing validation of the URL.  NOTE: this vulnerability exists because of an incomplete fix for S2-047 / CVE-2017-7672."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "A regular expression Denial of Service when using URLValidator (similar to S2-044 & S2-047)"
                    }
                ]
            }
        ]
    },
    "references": {
        "reference_data": [
            {
                "name": "http://www.oracle.com/technetwork/security-advisory/alert-cve-2017-9805-3889403.html",
                "refsource": "CONFIRM",
                "url": "http://www.oracle.com/technetwork/security-advisory/alert-cve-2017-9805-3889403.html"
            },
            {
                "name": "20170907 Multiple Vulnerabilities in Apache Struts 2 Affecting Cisco Products: September 2017",
                "refsource": "CISCO",
                "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170907-struts2"
            },
            {
                "name": "100612",
                "refsource": "BID",
                "url": "http://www.securityfocus.com/bid/100612"
            },
            {
                "name": "https://security.netapp.com/advisory/ntap-20180629-0001/",
                "refsource": "CONFIRM",
                "url": "https://security.netapp.com/advisory/ntap-20180629-0001/"
            },
            {
                "name": "http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-003.txt",
                "refsource": "CONFIRM",
                "url": "http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2017-003.txt"
            },
            {
                "name": "1039261",
                "refsource": "SECTRACK",
                "url": "http://www.securitytracker.com/id/1039261"
            },
            {
                "name": "https://struts.apache.org/docs/s2-050.html",
                "refsource": "CONFIRM",
                "url": "https://struts.apache.org/docs/s2-050.html"
            }
        ]
    }
}