scp in OpenSSH through 8.3p1 allows command injection in scp.c remote 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." CREATE(Triage):(User=admin) [CVE-2020-15778|https://nvd.nist.gov/vuln/detail/CVE-2020-15778]