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vim-patch:8.1.0881: can execute shell commands in rvim through interfaces

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Problem:    Can execute shell commands in rvim through interfaces.
Solution:   Disable using interfaces in restricted mode. Allow for writing
            file with writefile(), histadd() and a few others.
8c62a08faf
This commit is contained in:
Jan Edmund Lazo
2020-02-24 20:33:43 -05:00
parent 3618fe9e8c
commit d846f47cc8
5 changed files with 134 additions and 19 deletions
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6
src/nvim/ex_docmd.c
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@@ -1783,10 +1783,14 @@ static char_u * do_one_cmd(char_u **cmdlinep,
if (!ea.skip) {
if (sandbox != 0 && !(ea.argt & SBOXOK)) {
/* Command not allowed in sandbox. */
// Command not allowed in sandbox.
errormsg = (char_u *)_(e_sandbox);
goto doend;
}
if (restricted != 0 && (ea.argt & RESTRICT)) {
errormsg = (char_u *)_("E981: Command not allowed in restricted mode");
goto doend;
}
if (!MODIFIABLE(curbuf) && (ea.argt & MODIFY)
// allow :put in terminals
&& (!curbuf->terminal || ea.cmdidx != CMD_put)) {