netkit-rcp in rsh-client 0.17-24 allows command injection via filenames because /bin/sh is used by susystem, a related issue to CVE-2006-0225, CVE-2019-7283, and CVE-2020-15778.

scp in OpenSSH through 8.3p1 allows command injection in the scp.c toremote function, as demonstrated by backtick characters in the destination argument. NOTE: the vendor reportedly has stated that they intentionally omit validation of "anomalous argument transfers" because that could "stand a great chance of breaking existing workflows."