In OpenSSH before 10.3, a file downloaded by scp may be installed setuid or setgid, an outcome contrary to some users' expectations, if the download is performed as root with -O (legacy scp protocol) and without -p (preserve mode).
Exploitability
AV:LAC:HPR:NUI:RScope
S:UImpact
C:NI:LA:NCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:N