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alt-php85-pecl-imap_1.0.3-2.el8
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tests
bug77153.phpt
--TEST-- Bug #77153 (imap_open allows to run arbitrary shell commands via mailbox parameter) --EXTENSIONS-- imap --CONFLICTS-- defaultmailbox --FILE-- <?php $payload = "echo 'BUG'> " . __DIR__ . '/__bug'; $payloadb64 = base64_encode($payload); $server = "x -oProxyCommand=echo\t$payloadb64|base64\t-d|sh}"; @imap_open('{'.$server.':143/imap}INBOX', '', ''); // clean imap_errors(); var_dump(file_exists(__DIR__ . '/__bug')); ?> --EXPECT-- bool(false) --CLEAN-- <?php if(file_exists(__DIR__ . '/__bug')) unlink(__DIR__ . '/__bug'); ?>
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