diff --git a/2020/10xxx/CVE-2020-10056.json b/2020/10xxx/CVE-2020-10056.json
index 390ac36d542..2507a7e9f40 100644
--- a/2020/10xxx/CVE-2020-10056.json
+++ b/2020/10xxx/CVE-2020-10056.json
@@ -56,6 +56,11 @@
                 "refsource": "MISC",
                 "url": "https://cert-portal.siemens.com/productcert/pdf/ssa-709003.pdf",
                 "name": "https://cert-portal.siemens.com/productcert/pdf/ssa-709003.pdf"
+            },
+            {
+                "refsource": "MISC",
+                "name": "https://us-cert.cisa.gov/ics/advisories/icsa-20-252-03",
+                "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-252-03"
             }
         ]
     }