{
   "CVE_data_meta" : {
      "ASSIGNER" : "cve@mitre.org",
      "ID" : "CVE-2011-0520",
      "STATE" : "PUBLIC"
   },
   "affects" : {
      "vendor" : {
         "vendor_data" : [
            {
               "product" : {
                  "product_data" : [
                     {
                        "product_name" : "n/a",
                        "version" : {
                           "version_data" : [
                              {
                                 "version_value" : "n/a"
                              }
                           ]
                        }
                     }
                  ]
               },
               "vendor_name" : "n/a"
            }
         ]
      }
   },
   "data_format" : "MITRE",
   "data_type" : "CVE",
   "data_version" : "4.0",
   "description" : {
      "description_data" : [
         {
            "lang" : "eng",
            "value" : "The compress_add_dlabel_points function in dns/Compress.c in MaraDNS 1.4.03, 1.4.05, and probably other versions allows remote attackers to cause a denial of service (segmentation fault) and possibly execute arbitrary code via a long DNS hostname with a large number of labels, which triggers a heap-based buffer overflow."
         }
      ]
   },
   "problemtype" : {
      "problemtype_data" : [
         {
            "description" : [
               {
                  "lang" : "eng",
                  "value" : "n/a"
               }
            ]
         }
      ]
   },
   "references" : {
      "reference_data" : [
         {
            "name" : "[oss-security] 20110123 CVE request: MaraDNS DoS via long queries",
            "refsource" : "MLIST",
            "url" : "http://www.openwall.com/lists/oss-security/2011/01/24/1"
         },
         {
            "name" : "[oss-security] 20110124 Re: CVE request: MaraDNS DoS via long queries",
            "refsource" : "MLIST",
            "url" : "http://www.openwall.com/lists/oss-security/2011/01/24/6"
         },
         {
            "name" : "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=610834",
            "refsource" : "CONFIRM",
            "url" : "http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=610834"
         },
         {
            "name" : "DSA-2196",
            "refsource" : "DEBIAN",
            "url" : "http://www.debian.org/security/2011/dsa-2196"
         },
         {
            "name" : "45966",
            "refsource" : "BID",
            "url" : "http://www.securityfocus.com/bid/45966"
         },
         {
            "name" : "70630",
            "refsource" : "OSVDB",
            "url" : "http://osvdb.org/70630"
         },
         {
            "name" : "43027",
            "refsource" : "SECUNIA",
            "url" : "http://secunia.com/advisories/43027"
         },
         {
            "name" : "43107",
            "refsource" : "SECUNIA",
            "url" : "http://secunia.com/advisories/43107"
         },
         {
            "name" : "ADV-2011-0699",
            "refsource" : "VUPEN",
            "url" : "http://www.vupen.com/english/advisories/2011/0699"
         },
         {
            "name" : "maradns-compressadddlabelpoints-bo(64885)",
            "refsource" : "XF",
            "url" : "https://exchange.xforce.ibmcloud.com/vulnerabilities/64885"
         }
      ]
   }
}