tftpd.exe in ProSysInfo TFTP Server TFTPDWIN 0.4.2 allows remote attackers to cause a denial of service via a long UDP packet that is not properly handled in a recv_from call. NOTE: this issue might be related to CVE-2006-4948.
https://www.exploit-db.com/exploits/3432
https://exchange.xforce.ibmcloud.com/vulnerabilities/32886