CVE-2020-13640 Scanner

wpDiscuz is a popular WordPress plugin used to enhance the comment section on blog posts. Developed by gVectors, it's favored by individuals and businesses looking to foster engagement and interaction on their websites. The plugin offers advanced functionalities like AJAX support, live notifications, and real-time updates, aiming for a seamless user experience. wpDiscuz is used globally, supporting a variety of websites, from personal blogs to large enterprises leveraging WordPress for content management. Its versatility and feature-rich environment make it a sought-after tool for sites aimed at managing comments efficiently.

The vulnerability detected in wpDiscuz is a SQL Injection vulnerability. SQL Injection is a type of injection attack that allows the execution of arbitrary SQL queries through user input. In this specific case, the vulnerability exists in the order parameter of a wpdLoadMoreComments request. This can lead to unauthorized execution of commands and retrieval of sensitive data from the database. Such vulnerabilities are commonly exploited to manipulate or compromise the underlying database.

The SQL Injection vulnerability in wpDiscuz enables remote attackers to exploit the order parameter. Attackers can inject SQL statements via crafted input, leading to the execution of unauthorized database commands. This is achieved through malformed requests, such as modifying the order parameter of a wpdLoadMoreComments request to a SQL statement. The vulnerability is found in endpoints that do not properly handle or sanitize user inputs, allowing malicious commands to be executed directly in the database environment.

If exploited, the vulnerability can have severe consequences, including data leakage and unauthorized access to the database. Attackers could potentially extract sensitive information, modify data without consent, and escalate their access privileges. Furthermore, the exploitation of such vulnerabilities can interrupt website functionality, leading to service disruption and financial losses for businesses relying on affected systems. Ultimately, it compromises the integrity and confidentiality of the data stored within the WordPress framework.

REFERENCES

• https://github.com/asterite3/CVE-2020-13640
• https://nvd.nist.gov/vuln/detail/CVE-2020-13640