The mailconf module in Linuxconf 1.24, and other versions before 1.28, on Conectiva Linux 6.0 through 8, and possibly other distributions, …

The mailconf module in Linuxconf 1.24, and other versions before 1.28, on Conectiva Linux 6.0 through 8, and possibly other distributions, generates the Sendmail configuration file (sendmail.cf) in a way that configures Sendmail to run as an open mail relay, which allows remote attackers to send Spam email.