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.
Denial of Service vulnerabilities in BIND 4.9 and BIND 8 Releases via CNAME record and zone transfer.
DNS cache poisoning via BIND, by predictable query IDs.
Denial of Service vulnerability in BIND 8 Releases via maliciously formatted DNS messages.