Chanjet Tplus SQL Injection Scanner

Chanjet Tplus is a comprehensive financial system widely used by enterprises to manage their financial data with enhanced efficiency. It is developed by the Yonyou Network Technology Co., Ltd., and is favored for its robust functionality, particularly in financial resource management and reporting. This software helps organizations streamline their financial operations through real-time data processing capabilities. Commonly used by finance departments, it supports the needs of both small and large scale enterprises, fostering improved financial decision-making. Tplus is primarily designed to enhance productivity for businesses, assisting in transaction management and financial analysis. The platform's architecture is built to handle vast amounts of financial data, ensuring that companies maintain a competitive edge.

SQL Injection is a sophisticated attack technique where attackers can manipulate a web application's database queries by injecting malicious SQL statements. This vulnerability enables unauthorized access to sensitive data, altering the database and disrupting its functions. Attackers exploit this weakness often through input fields or URL parameters to execute arbitrary commands on the database. The severity of SQL injection varies, but it can lead to confidentiality, integrity, and availability breaches within the application's ecosystem. The vulnerability primarily occurs due to insufficient input validation and improper coding practices, allowing attackers to interact with the database layer. Addressing SQL Injection is critical to safeguarding the application's data integrity and user privacy.

The technical aspect of this SQL Injection vulnerability in Chanjet Tplus specifically involves the `/tplus/ajaxpro/Ufida.T.SM.UIP.MultiCompanyController,Ufida.T.SM.UIP.ashx?method=CheckMutex` endpoint. When a crafted payload is submitted via this endpoint, it is possible to inject SQL code through the "accNum" parameter without proper sanitization. This leads to database responses that signal an exploitable state, evidenced by certain response words like 'order by begintime'. The application fails to properly restrict or escape special characters in user inputs, resulting in potential data leakage or database alteration. This vulnerability highlights the need for improved validation techniques and parameterized queries to secure data transactions against such intrusion attempts. Leveraging robust coding practices can effectively mitigate the risks posed by this security flaw, maintaining the integrity of the financial data.

If exploited, this vulnerability could allow unauthorized users to execute arbitrary SQL commands, leading to data breach situations. Threat actors can potentially retrieve, modify, or delete sensitive financial information, affecting the confidentiality and reliability of the data stored within Chanjet Tplus. It may cause unauthorized modification of financial records, overwriting of transactions, and compromise of user credentials. Such intrusions could lead to financial losses for the enterprises using Chanjet Tplus, severe reputational damage, and potential legal implications. Furthermore, the inconsistency or corruption of critical financial data can lead to flawed business decision-making. Therefore, preventing such vulnerabilities is imperative to protecting financial operations and maintaining trust with stakeholders.

REFERENCES

• https://github.com/MrWQ/vulnerability-paper/blob/7551f7584bd35039028b1d9473a00201ed18e6b2/bugs/%E3%80%90%E6%BC%8F%E6%B4%9E%E5%A4%8D%E7%8E%B0%E3%80%91%E7%94%A8%E5%8F%8B%E7%95%85%E6%8D%B7%E9%80%9A%20T%2B%20SQL%20%E6%B3%A8%E5%85%A5%E6%BC%8F%E6%B4%9E.md