If start-up files execute world-writable programs, especially in unprotected directories, they could be maliciously modified to become Trojans destroying user files or otherwise compromising the system at the user, or higher, level. If the system is compromised at the user level, it is much easier to eventually compromise the system at the root and network level. Applicable, but permanent not-a-finding - Not a General Purpose (GP) OS. VMware's ESXi-v5 is a multi-user kernel where all users are "administrator" with either: Administrator with Full and partial (configurable) privileges, Read-only, or No Access. In this case, the file owner, group-owner and mode(s) have no meaning. |