diff --git a/2019/1xxx/CVE-2019-1721.json b/2019/1xxx/CVE-2019-1721.json
index 0d64b682680..0449cb7f9f5 100644
--- a/2019/1xxx/CVE-2019-1721.json
+++ b/2019/1xxx/CVE-2019-1721.json
@@ -72,6 +72,11 @@
                 "name": "20190417 Cisco Expressway Series and Cisco TelePresence Video Communication Server Denial of Service Vulnerability",
                 "refsource": "CISCO",
                 "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190417-es-tvcs-dos"
+            },
+            {
+                "refsource": "BID",
+                "name": "108016",
+                "url": "http://www.securityfocus.com/bid/108016"
             }
         ]
     },