Vulnerability in SMI Sendmail 4.0 and earlier, on SunOS up to 4.0.3, allows remote attackers to access user bin.

rdist in various UNIX systems uses popen to execute sendmail, which allows local users to gain root privileges by modifying the IFS (Internal Field Separator) variable.

Vulnerability in rcp on SunOS 4.0.x allows remote attackers from trusted hosts to execute arbitrary commands as root, possibly related to the configuration of the nobody user.

Vulnerability in in.rlogind in SunOS 4.0.3 and 4.0.3c allows local users to gain root privileges.

Malicious option settings in UDP packets could force a reboot in SunOS 4.1.3 systems.