Find a vulnerability

{
  "@rdf:about": "https://jvndb.jvn.jp/en/contents/2006/JVNDB-2006-000602.html",
  "dc:date": "2008-05-21T00:00+09:00",
  "dcterms:issued": "2008-05-21T00:00+09:00",
  "dcterms:modified": "2008-05-21T00:00+09:00",
  "description": "Some email clients contain a vulnerability which may crash themselves as they do not properly handle an attached file with an particular file name.",
  "link": "https://jvndb.jvn.jp/en/contents/2006/JVNDB-2006-000602.html",
  "sec:cpe": [
    {
      "#text": "cpe:/a:hitachi:groupmail_client",
      "@product": "GroupMail/Client",
      "@vendor": "Hitachi, Ltd",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/a:hitachi:groupmax_integrated_desktop",
      "@product": "Groupmax Integrated Desktop",
      "@vendor": "Hitachi, Ltd",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/a:hitachi:groupmax_world_wide_web_desktop",
      "@product": "Groupmax World Wide Web Desktop",
      "@vendor": "Hitachi, Ltd",
      "@version": "2.2"
    },
    {
      "#text": "cpe:/a:hitachi:mail_client",
      "@product": "Mail Client",
      "@vendor": "Hitachi, Ltd",
      "@version": "2.2"
    }
  ],
  "sec:cvss": {
    "@score": "5.0",
    "@severity": "Medium",
    "@type": "Base",
    "@vector": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
    "@version": "2.0"
  },
  "sec:identifier": "JVNDB-2006-000602",
  "sec:references": [
    {
      "#text": "http://jvn.jp/en/jp/JVN89344424/index.html",
      "@id": "JVN#89344424",
      "@source": "JVN"
    },
    {
      "#text": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2087",
      "@id": "CVE-2006-2087",
      "@source": "CVE"
    },
    {
      "#text": "http://nvd.nist.gov/nvd.cfm?cvename=CVE-2006-2087",
      "@id": "CVE-2006-2087",
      "@source": "NVD"
    },
    {
      "#text": "http://secunia.com/advisories/19840",
      "@id": "SA19840",
      "@source": "SECUNIA"
    },
    {
      "#text": "http://xforce.iss.net/xforce/xfdb/26099",
      "@id": "26099",
      "@source": "XF"
    },
    {
      "#text": "http://www.frsirt.com/english/advisories/2006/1539",
      "@id": "FrSIRT/ADV-2006-1539",
      "@source": "FRSIRT"
    },
    {
      "#text": "http://www.osvdb.org/24969",
      "@id": "24969",
      "@source": "OSVDB"
    }
  ],
  "title": "Multiple email clients vulnerable in handling an attachement inapropriately"
}