cvelist/2022/33xxx/CVE-2022-33749.json

{
   "CVE_data_meta" : {
      "ASSIGNER" : "security@xenproject.org",
      "ID" : "CVE-2022-33749"
   },
   "affects" : {
      "vendor" : {
         "vendor_data" : [
            {
               "product" : {
                  "product_data" : [
                     {
                        "product_name" : "Xapi",
                        "version" : {
                           "version_data" : [
                              {
                                 "version_affected" : "?",
                                 "version_value" : "consult Xen advisory XSA-413"
                              }
                           ]
                        }
                     }
                  ]
               },
               "vendor_name" : "Xapi"
            }
         ]
      }
   },
   "configuration" : {
      "configuration_data" : {
         "description" : {
            "description_data" : [
               {
                  "lang" : "eng",
                  "value" : "All versions of XAPI are vulnerable.\n\nSystems which are not using the XAPI toolstack are not vulnerable."
               }
            ]
         }
      }
   },
   "data_format" : "MITRE",
   "data_type" : "CVE",
   "data_version" : "4.0",
   "description" : {
      "description_data" : [
         {
            "lang" : "eng",
            "value" : "XAPI open file limit DoS\n\nIt is possible for an unauthenticated client on the network to cause\nXAPI to hit its file-descriptor limit. This causes XAPI to be unable\nto accept new requests for other (trusted) clients, and blocks XAPI\nfrom carrying out any tasks that require the opening of file\ndescriptors."
         }
      ]
   },
   "impact" : {
      "impact_data" : {
         "description" : {
            "description_data" : [
               {
                  "lang" : "eng",
                  "value" : "An attacker is capable of blocking connections to the XAPI HTTP\ninterface, and also interrupt ongoing operations, causing a XAPI\ntoolstack Denial of Service.  Such DoS would also affect any guests\nthat require toolstack actions."
               }
            ]
         }
      }
   },
   "problemtype" : {
      "problemtype_data" : [
         {
            "description" : [
               {
                  "lang" : "eng",
                  "value" : "unknown"
               }
            ]
         }
      ]
   },
   "references" : {
      "reference_data" : [
         {
            "url" : "https://xenbits.xenproject.org/xsa/advisory-413.txt"
         }
      ]
   },
   "workaround" : {
      "workaround_data" : {
         "description" : {
            "description_data" : [
               {
                  "lang" : "eng",
                  "value" : "Not exposing to untrusted clients the network interface XAPI is\nlistening on will prevent the issue."
               }
            ]
         }
      }
   }
}