Secure Bytes Cisco Configuration Manager, as bundled in Secure Bytes Secure Cisco Auditor (SCA) 3.0, has a Directory Traversal issue in its TFTP Server, allowing attackers to read arbitrary files via ../ sequences in a pathname.
https://www.exploit-db.com/exploits/42041/
https://euvd.enisa.europa.eu/vulnerability/EUVD-2017-17964
http://hyp3rlinx.altervista.org/advisories/SECURE-AUDITOR-v3.0-DIRECTORY-TRAVERSAL.txt