Vulnerability in (1) rlogin daemon rshd and (2) scheme on SCO UNIX OpenServer 5.0.5 and earlier, and SCO UnixWare 7.0.1 and earlier, allows remote attackers to gain privileges.
Buffer overflow in mscreen on SCO OpenServer 5.0 and SCO UNIX 3.2v4 allows a local user to gain root access via (1) a long TERM environmental variable and (2) a long entry in the .mscreenrc file.