TI-2000-00568 CVE-2000-0570 · GHSA-mxfj-2pw5-7crq
FirstClass Internet Services server 5.770, and other versions before 6.1, allows remote…
Priority LOW 29
FirstClass Internet Services server 5.770, and other versions before 6.1, allows remote attackers to cause a denial of service by sending an email with a long To: mail header.