1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
|
<?php
/*
** Zabbix
** Copyright (C) 2001-2022 Zabbix SIA
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
**/
define('DEST_FILENAME', __DIR__.'/top_passwords.txt');
$files = [];
for ($i = 1; $argc > $i; $i++) {
if (!is_readable($argv[$i]) || !is_file($argv[$i])) {
fwrite(STDERR, 'The file "'.$argv[$i].'" does not exist or is not readable.'."\n");
exit(1);
}
$files[$argv[$i]] = true;
}
if (!$files) {
fwrite(STDERR, 'No input file specified.'."\n");
exit(1);
}
// Make a list of unique passwords from all source files.
$passwords = [];
foreach (array_keys($files) as $filename) {
$passwords += array_flip(file($filename, FILE_IGNORE_NEW_LINES | FILE_SKIP_EMPTY_LINES));
}
$passwords = array_keys($passwords);
// Remove passwords containing non-printable characters.
$passwords = array_filter($passwords, function ($password) {
return !preg_match('/[^\x20-\x7e]/', $password);
});
// Base64-encode each password and add quotes around it.
$passwords = array_map('base64_encode', $passwords);
// Generate file.
$source = "#\n".
"# This file is meant to strengthen password validation for internal users. Passwords included in the list are considered\n".
"# weak due to their common use and are not allowed to be chosen by Zabbix internal users for security reasons. The file \n".
"# is generated automatically from the list of NCSC \"Top 100k passwords\", the list of SecLists \"Top 1M passwords\" and the\n".
"# list of Zabbix context-specific passwords.\n".
"#\n".
"# The list of passwords is used to check for commonly used passwords according to the password policy. Passwords are\n".
"# stored as base64-encoded strings. There must be two newlines before passwords.\n".
"#\n".
"\n".
"\n".
implode("\n", $passwords).
"\n";
if (file_put_contents(DEST_FILENAME, $source)) {
fwrite(STDOUT, 'File written: "'.DEST_FILENAME.'"'."\n");
exit(0);
}
else {
fwrite(STDERR, 'Cannot write file: "'.DEST_FILENAME.'"'."\n");
exit(1);
}
|
