# SQL Injection in Terminal MCC Group feature of SmartVista SVFE2 version 2.2.22 (CVE-2022-38619)

### CVE-2022-38619

**Exploit Title:** SQL Injection in Terminal Tariff Group feature of SmartVista SVFE2 version 2.2.22

**Date:** 26/07/2022

**Exploit Author:** Trong Pham aka Dtro of VietSunshine Cyber Security Services

**Vendor Homepage:** <https://www.bpcbt.com/>

**Affected Version(s):** SmartVista SVFE2 version 2.2.22

**Description:** SmartVista SVFE2 version 2.2.22 and earlier are affected by an SQL Injection vulnerability. An authenticated users could inject SQL query to "UserForm:j\_id90" parameter in /SVFE2/pages/feegroups/mcc\_group.jsf to dump all databases.

**Steps to reproduce:**

* An attacker requires an account on the SmartVista SVFE2. An attacker can use a quote character to break query string and inject sql payload to "UserForm:j\_id90" parameter in /SVFE2/pages/feegroups/mcc\_group.jsf. Response data could help an attacker identify whether an injected SQL query is correct or not.
* Example of injecting SQL to "UserForm:j\_id90" parameter
  * 'or '1%' LIKE '1 -> Correct query -> Return all rows in current table
  * 'or '1%' LIKE '0 -> Wrong query -> Return 0 row