A design flaw in the Z-Modem protocol allows the remote sender of a file to execute arbitrary programs on the client, as implemented in rz in the rzsz module of FreeBSD before 2.1.5, and possibly other programs.

The dip program on many Linux systems allows local users to gain root access via a buffer overflow.

Local user gains root privileges via buffer overflow in rdist, via expstr() function.

The convert.bas program in the Novell web server allows a remote attackers to read any file on the system that is internally accessible by the web server.

The suidperl and sperl program do not give up root privileges when changing UIDs back to the original users, allowing root access.

Vulnerability in a kernel error handling routine in SCO OpenServer 5.0.2 and earlier, and SCO Internet FastStart 1.0, allows local users to gain root privileges.

nettune in HP-UX 10.01 and 10.00 is installed setuid root, which allows local users to cause a denial of service by modifying critical networking configuration information.

Perl, sh, csh, or other shell interpreters are installed in the cgi-bin directory on a WWW site, which allows remote attackers to execute arbitrary commands.

The permissions for a system-critical NIS+ table (e.g. passwd) are inappropriate.

Manual page reader (man) in FreeBSD 2.2 and earlier allows local users to gain privileges via a sequence of commands.

Vulnerability in union file system in FreeBSD 2.2 and earlier, and possibly other operating systems, allows local users to cause a denial of service (system reload) via a series of certain mount_union commands.

Delete or create a file via rpc.statd, due to invalid information.

pcnfsd (aka rpc.pcnfsd) allows local users to change file permissions, or execute arbitrary commands through arguments in the RPC call.

dxconsole in DEC OSF/1 3.2C and earlier allows local users to read arbitrary files by specifying the file with the -file parameter.

test-cgi program allows an attacker to list files on the server.

Java Bytecode Verifier allows malicious applets to execute arbitrary commands as the user of the applet.

phf CGI program allows remote command execution through shell metacharacters.

The Java Applet Security Manager implementation in Netscape Navigator 2.0 and Java Developer's Kit 1.0 allows an applet to connect to arbitrary hosts.

IIS 1.0 allows users to execute arbitrary commands using .bat or .cmd files.

Kerberos 4 key servers allow a user to masquerade as another by breaking and generating session keys.

Echo and chargen, or other combinations of UDP services, can be used in tandem to flood the server, a.k.a. UDP bomb or UDP packet storm.

abuse.console in Red Hat 2.1 uses relative pathnames to find and execute the undrv program, which allows local users to execute arbitrary commands via a path that points to a Trojan horse program.

Vulnerability in object server program in SGI IRIX 5.2 through 6.1 allows remote attackers to gain root privileges in certain configurations.

rxvt, when compiled with the PRINT_PIPE option in various Linux operating systems including Linux Slackware 3.0 and RedHat 2.1, allows local users to gain root privileges by specifying a malicious program using the -print-pipe command line parameter.

rpc.ypupdated (NIS) allows remote users to execute arbitrary commands.