Buffer overflow in YoungZSoft CCProxy 6.5 might allow remote attackers to execute arbitrary code via a CONNECTION request with a long hostname.
SQL injection vulnerability in (1) fdelmail.asp, (2) addressc.asp, and possibly (3) postmail.asp and (4) fmvmail.asp in CMailServer 5.2 allow remote attackers to inject arbitrary SQL commands and delete mail metadata or e-mail addresses of contacts via the indexOfMail parameter.
Multiple buffer overflows in the SMTP Service for ESMTP CMailServer 4.0.2003.03.27 allow remote attackers to execute arbitrary code via long (1) MAIL FROM or (2) RCPT TO commands.