CVE-2003-0263

CVE-2003-0263 describes multiple buffer overflow vulnerabilities in Floosietek FTGate Pro Mail Server (FTGatePro) version 1.22. These flaws allow remote attackers to execute arbitrary code by sending excessively long MAIL FROM or RCPT TO commands via SMTP. With a CVSS score of 7.5, this vulnerability is considered highly severe due to its network-based attack vector, low attack complexity, and potential for complete compromise of confidentiality, integrity, and availability. While not listed on the KEV catalog, exploit code for both specific buffer overflows is publicly available on ExploitDB, though there is no indication of active exploitation or significant community discussion.