SENTRON 3NA COM Fuse contains a Denial-of-Service vulnerability. Improper handling of a network management message could allow an attacker to trigger a denial-of-service (DoS) condition. Successful exploitation may require the affected network to be re-established to restore normal operation. The following versions of Siemens SENTRON 3NA COM Fuse are affected: SENTRON 3NA COM Fuse vers:intdot/ CVSS Vendor Equipment v3 5.8 Siemens SENTRON 3NA COM Fuse 1 Vulnerability Improper Verification of Source of a Communication Channel Background Critical Infrastructure Sectors: Critical