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safer IP address decryption (KU_RANDOMSEED)

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This commit is contained in:
Savetheinternet 2011-06-03 17:36:36 +10:00
parent 399a5ab5d1
commit 6ce8812843
1 changed files with 8 additions and 1 deletions
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9
kusabax.php
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@ -188,7 +188,14 @@
}
// IP
$query->bindValue(':ip', md5_decrypt($post['ip'], $kusabaxc['randomseed']), PDO::PARAM_STR);
$ip = md5_decrypt($post['ip'], $kusabaxc['randomseed']);
if(!preg_match('/^\d+\.\d+\.\d+\.\d+$/', $ip)) {
// Invalid IP address. Wrong KU_RANDOMSEED?
$log[] = 'Invalid IP address returned after decryption. Wrong KU_RANDOMSEED?';
$ip = '0.0.0.0'; // just set it to something valid and continue
}
$query->bindValue(':ip', $ip, PDO::PARAM_STR);
// Time (`timestamp`)
$query->bindValue(':time', $post['timestamp'], PDO::PARAM_INT);