Jinhe OA SQL Injection Scanner

Jinhe OA is a collaborative management platform used primarily by organizations to streamline their internal processes and enhance communication among departments. It serves various industries, including business, education, and healthcare, by providing tools for project management, document sharing, and workflow automation. The software aids in reducing redundancy in communication channels and ensures timely information dissemination within organizations. It is generally utilized by managers, team leaders, and administrative personnel to monitor ongoing projects and enhance organizational productivity. Jinhe OA integrates with various enterprise systems, making it a versatile tool for businesses aiming to improve operational efficiency. Its comprehensive suite of features empowers users with functionalities that are critical in daily business operations.

SQL Injection is a critical security vulnerability that allows attackers to interfere with the queries that an application makes to its database. The vulnerability can result in unauthorized information disclosure, data breaches, and even manipulation or deletion of data. It works by an attacker inserting or "injecting" SQL queries via user input fields into the backend database. The threat is significant because it targets the application's underlying database, potentially revealing sensitive data such as personal information or intellectual property. Unchecked SQL injections can severely compromise the security of an application and lead to severe financial or reputational consequences for an organization. Proper mitigation involves sanitizing input and using parameterized queries, amongst other security practices.

The vulnerability in Jinhe OA jc6 involves a SQL injection flaw in the ljc6/servlet/clobfield interface, exploiting certain query parameters like sKeyvalue. An attacker can inject malicious SQL code into this parameter to manipulate the database and extract sensitive information. The attack leverages raw HTTP requests, manipulating key variables used in the system to fetch database entities. By injecting SQL command sequences, an attacker can gain unauthorized access to backend records, potentially exposing confidential company data. The crafted request includes details about database operations, such as using functions like sys.fn_sqlvarbasetostr for hash comparisons. The backend is susceptible to boolean-based SQL injection, allowing adversaries to exploit database functionalities to achieve their malicious goals. The vulnerability remains a significant risk until stringent input validation and prepared statements protect the application.

Exploiting this SQL Injection vulnerability could allow attackers to extract sensitive data, disrupt services, or even corrupt database contents. The breach may lead to the leakage of confidential information, including user credentials and business-critical data. Attackers might gain unauthorized administrative control, potentially affecting system operations on a large scale. In severe cases, companies might face monetary losses and damage to their reputation due to a compromised system. Beyond data theft, an attacker could inject more harmful SQL commands resulting in data loss or database damage. Mitigating such vulnerabilities is crucial to maintaining the integrity and confidentiality of data stored in database systems.

REFERENCES

• https://github.com/wy876/POC/blob/main/%E9%87%91%E5%92%8COA%20jc6%20clobfield%20SQL%E6%B3%A8%E5%85%A5%E6%BC%8F%E6%B4%9E.md
• https://blog.csdn.net/qq_41904294/article/details/135074649