A vulnerability classified as critical has been found in Kama Click Counter Plugin up to 3.4.8 on WordPress (WordPress Plugin). This affects an unknown function of the file wp-admin/admin.php. The manipulation of the argument order_by/order with the input value ASC%2c(select*from(select(sleep(2)))a) leads to a sql injection vulnerability (Blind). CWE is classifying the issue as CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability.

The bug was discovered 02/21/2017. The weakness was published 02/27/2017 by Manuel Garcia Cardenas as WordPress Plugin Kama Click Counter 3.4.9 - Blind SQL Injection as not defined mailinglist post (Full-Disclosure). It is possible to read the advisory at seclists.org. This vulnerability is uniquely identified as CVE-2017-20103. It is possible to initiate the attack remotely. Technical details and a public exploit are known. The attack technique deployed by this issue is T1505 according to MITRE ATT&CK. The reason for this vulnerability is this part of code:

$order_by = ($x= & $_GET['order_by']) ? esc_sql($x) : 'link_date';
$order    = ($x= & $_GET['order']) ? esc_sql($x) : 'DESC';

A public exploit has been developed by Manuel Garcia Cardenas and been published immediately after the advisory. The exploit is shared for download at seclists.org. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:wp-admin/admin.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 3.4.9 eliminates this vulnerability.

Similar entries are available at VDB-111863, VDB-111864, VDB-111865 and VDB-111866.

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Type

• WordPress Plugin

Name

• Kama Click Counter Plugin

Version

• 3.4.0
• 3.4.1
• 3.4.2
• 3.4.3
• 3.4.4
• 3.4.5
• 3.4.6
• 3.4.7
• 3.4.8

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• 🔍
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CPE 2.2info

• 🔍
• 🔍
• 🔍

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