## Description

Unifiedtransform v2.X is vulnerable to Incorrect Access Control. Any user (students and teachers) can access and modify course details via the /course/edit/{id} endpoints. This functionality intended exclusively for administrative use. Exploiting this flaw allows unauthorized manipulation of course names and categories, compromising data integrity and administrative controls.

Vendor: [Unifiedtransform](https://github.com/changeweb/Unifiedtransform)


## Product

A school management Software
v2.X

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## Affected components

Access Control Mechanism which is responsible for course permissions.
Route: GET /course/edit/{id}
Controller: CourseController
Method: edit()

And all other endpoints and functionalities related to editing course.

## PoC/Attack Vector

**Step 1:** Install the application as instructed in the official GitHub repository, and log in using the default admin credentials. (admin@ut.com:password)

**Step 2:** Create several courses to populate data.

**Step 3:** Log in to the application as a Teacher or Student.

**Step 4:** Navigate to the endpoint:  
/course/edit/{id}

where ID starts with 1 with any existing course.
suppose if you created 2 courses the ID=1 will be for course 1 and ID=2 will be for course 2

**Step 5:** Change the course name and type and click on update.

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**Vulnerability Type:** Incorrect Access Control  
**Attack Type:** Remote  
**Impact:** Escalation of Privileges  
**Attack Vectors:** Broken Access Control allows teachers or students to modify data of course.

**Discoverer:** Sneh Bavarva


## Additional information

**Impact:** Unauthorized changes to course information can lead to academic mismanagement and breakdown of curriculum structure. Only administrators should have the authority to modify such sensitive data.


**References:**

https://github.com/changeweb/Unifiedtransform
https://cwe.mitre.org/data/definitions/284.html

- [Unifiedtransform Official Site](http://unifiedtransform.com)
- [Unifiedtransform GitHub Repository](https://github.com/changeweb/Unifiedtransform)