The installation of Sun Source (sunsrc) tapes allows local users to gain root privileges via setuid root programs (1) makeinstall or (2) winstall.
Vulnerability in in.rlogind in SunOS 4.0.3 and 4.0.3c allows local users to gain root privileges.
Vulnerability in /bin/mail in SunOS 4.1.1 and earlier allows local users to gain root privileges via certain command line arguments.
Vulnerability in SMI Sendmail 4.0 and earlier, on SunOS up to 4.0.3, allows remote attackers to access user bin.