A vulnerability was found in CardGate Payments Plugin up to 3.1.15 on Woocommerce. It has been rated as critical. This issue affects an unknown function of the file cardgate/cardgate.php of the component PIN Callback Handler. The manipulation as part of a Request leads to a origin validation vulnerability. Using CWE to declare the problem leads to CWE-346. The product does not properly verify that the source of data or communication is valid. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in the CardGate Payments plugin through 3.1.15 for WooCommerce. Lack of origin authentication in the IPN callback processing function in cardgate/cardgate.php allows an attacker to remotely replace critical plugin settings (merchant ID, secret key, etc.) and therefore bypass the payment process (e.g., spoof an order status by manually sending an IPN callback request with a valid signature but without real payment) and/or receive all of the subsequent payments.

The weakness was shared 02/25/2020. The identification of this vulnerability is CVE-2020-8819 since 02/10/2020. The exploitation is known to be easy. The attack may be initiated remotely. The successful exploitation requires a simple authentication. Technical details of the vulnerability are known, but there is no available exploit.

By approaching the search of inurl:cardgate/cardgate.php it is possible to find vulnerable targets with Google Hacking.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entry 150478 is related to this item.

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Name

• CardGate Payments Plugin

Version

• 3.1.0
• 3.1.1
• 3.1.2
• 3.1.3
• 3.1.4
• 3.1.5
• 3.1.6
• 3.1.7
• 3.1.8
• 3.1.9
• 3.1.10
• 3.1.11
• 3.1.12
• 3.1.13
• 3.1.14
• 3.1.15

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