Yonyou U8 SQL Injection Scanner

Yonyou U8 is an enterprise resource planning (ERP) software solution widely used by businesses in China and other regions. It is designed to help companies manage various business processes, including financial management, human resources, supply chain management, and customer relationship management. Large enterprises typically use Yonyou U8 for its comprehensive features and scalability. The software is used by different departments within an organization to streamline operations and improve efficiency. Yonyou U8's flexibility makes it adaptable to a wide range of industries, facilitating business growth and management. The primary purpose of this software is to optimize business workflows for better productivity.

SQL Injection is a vulnerability that allows attackers to manipulate and execute unauthorized SQL commands on a database by injecting malicious input into application queries. This specific vulnerability exists in the Yonyou U8 ERP system. An attacker can exploit it to gain access to sensitive business information, alter database records, or take control of the underlying server. SQL Injection typically occurs due to improper sanitization of user input, allowing attackers to insert or alter SQL commands. This vulnerability can lead to data breaches, unauthorized access, and complete system compromise. Organizations must address SQL Injection vulnerabilities to protect their data integrity and confidentiality.

Yonyou U8's SQL Injection vulnerability is found in the test.jsp endpoint within the application. The vulnerability exploits the parameter 'S1' by injecting SQL code, which the system executes due to a lack of proper validation. This allows attackers to run arbitrary SQL queries, potentially retrieving, altering, or deleting database information. The parameter takes advantage of the app’s handling of string values in SQL queries, making it a prime target for exploitation. Successful exploitation could reveal sensitive business data stored within the databases managed by Yonyou U8. The presence of this vulnerability underscores the need for stringent input validation and query parameterization.

The potential effects of exploiting this vulnerability include unauthorized access to the organization's sensitive data stored in the database. An attacker could execute commands to retrieve confidential information, such as employee details, financial records, and customer data. Additionally, the attacker might modify or delete data, disrupting business operations or causing financial losses. In worst-case scenarios, attackers could gain administrative access, leading to a full system compromise. This could result in reputational damage, legal consequences, and significant recovery costs for affected organizations. Protecting against SQL Injection is critical to maintaining data security and system integrity.

REFERENCES

• http://wiki.peiqi.tech/PeiQi_Wiki/OA%E4%BA%A7%E5%93%81%E6%BC%8F%E6%B4%9E/%E7%94%A8%E5%8F%8BOA/%E7%94%A8%E5%8F%8B%20U8%20OA%20test.jsp%20SQL%E6%B3%A8%E5%85%A5%E6%BC%8F%E6%B4%9E.html
• https://www.tencentcloud.com/document/product/627/38435