rcp on various Linux systems including Red Hat 4.0 allows a "nobody" user or other user with UID of 65535 to overwrite arbitrary files, since 65535 is interpreted as -1 by chown and other system calls, which causes the calls to fail to modify the ownership of the file.
| Software | From | Fixed in |
|---|---|---|
| slackware / slackware_linux | 3.1 | 3.1.x |
| redhat / linux | 4.0 | 4.0.x |