Php/docs/imap.configuration
From Get docs
Runtime Configuration
The behaviour of these functions is affected by settings in php.ini
.
Name | Default | Changeable | Changelog |
---|---|---|---|
imap.enable_insecure_rsh | "0" | PHP_INI_SYSTEM | Available as of PHP 7.1.25, 7.2.13 and 7.3.0. Formerly, it was implicitly enabled. |
For further details and definitions of the PHP_INI_* modes, see the Where a configuration setting may be set. Here's a short explanation of the configuration directives.
imap.enable_insecure_rsh
boolEstablishing a connection to a server may invoke rsh or ssh commands, unless this
php.ini
option is disabled.Warning
Neither PHP nor the IMAP library filter mailbox names before passing them to rsh or ssh commands, thus passing untrusted data to this function without disabling this
php.ini
option is insecure.