slickquiz Plugin up to 1.3.7.1 on WordPress /wp-admin/admin-ajax.php save_quiz_score Stored cross site scripting

Summaryinfo

A vulnerability was found in slickquiz Plugin up to 1.3.7.1 on WordPress and classified as problematic. Affected by this vulnerability is the function save_quiz_score of the file /wp-admin/admin-ajax.php. The manipulation results in cross site scripting (Stored). This vulnerability was named CVE-2019-12517. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic has been found in slickquiz Plugin up to 1.3.7.1 on WordPress (WordPress Plugin). Affected is the function save_quiz_score of the file /wp-admin/admin-ajax.php. The manipulation with an unknown input leads to a cross site scripting vulnerability (Stored). CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. CVE summarizes:

An XSS issue was discovered in the slickquiz plugin through 1.3.7.1 for WordPress. The save_quiz_score functionality available via the /wp-admin/admin-ajax.php endpoint allows unauthenticated users to submit quiz solutions/answers, which are stored in the database and later shown in the WordPress backend for all users with at least Subscriber rights. Because the plugin does not properly validate and sanitize this data, a malicious payload in either the name or email field is executed directly within the backend at /wp-admin/admin.php?page=slickquiz across all users with the privileges of at least Subscriber.

The weakness was presented 09/13/2019. This vulnerability is traded as CVE-2019-12517 since 06/01/2019. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.007.

By approaching the search of inurl:wp-admin/admin-ajax.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.

See VDB-141767 for similar entry. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• WordPress Plugin

Name

• slickquiz Plugin

Version

• 1.3.7.0
• 1.3.7.1

CPE 2.3info

• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍

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Entryinfo

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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