Mailcarrier Security Vulnerabilities - CVSS Score 9 - 10

CVE-2019-11395

A buffer overflow in MailCarrier 2.51 allows remote attackers to execute arbitrary code via a long string, as demonstrated by SMTP RCPT TO, POP3 USER, POP3 LIST, POP3 TOP, or POP3 RETR.

CVE-2019-11682

A buffer overflow in the SMTP response service in MailCarrier 2.51 allows the attacker to execute arbitrary code remotely via a long HELP command, a related issue to CVE-2019-11395.