IBM AIX 4

Format string vulnerability in the _msgout function in rpc.pcnfsd in IBM AIX 6.1, 5.3, and earlier; IBM VIOS 2.1, 1.5, and earlier; NFS/ONCplus B.11.31_09 and earlier on HP HP-UX B.11.11, B.11.23, and B.11.31; and SGI IRIX 6.5 allows remote attackers to execute arbitrary code via an RPC request containing format string specifiers in an invalid directory name.

Buffer overflow in TT_SESSION environment variable in ToolTalk shared library allows local users to gain root privileges.

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

Buffer overflow in xmcd 2.0p12 allows local users to gain access through an environmental variable.

lsfs in AIX 4.x allows a local user to gain additional privileges by creating Trojan horse programs named (1) grep or (2) lslv in a certain directory that is under the user's control, which cause lsfs to access the programs in that directory.