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CVE-2023-26982 PoC — Chris Brame Trudesk 跨站脚本漏洞

Source
Associated Vulnerability
Title:Chris Brame Trudesk 跨站脚本漏洞 (CVE-2023-26982)
Description:Chris Brame Trudesk是美国Chris Brame公司的一个开源帮助台/票务解决方案。 Trudesk 1.2.6版本存在安全漏洞,该漏洞源于通过Add Tags参数发现包含存储型跨站脚本 (XSS) 漏洞。
Description
Trudesk version 1.2.6 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the tickets `Create/Modify Ticket Tags` on admin role.
Readme
# Trudesk  version 1.2.6

### Vulnerability Explanation:
Trudesk version 1.2.6 was discovered to contain a stored cross-site scripting (XSS) vulnerability via the tickets `Create/Modify Ticket Tags` on admin role.

### Attack Vectors:
The attacker must go to Settings menu, select tickets and then scroll down to find Ticket Tags. Click at `CREATE` and insert the XSS payload at the `Add Tags` input, `Create Tag` in order to exploit the stored XSS. The XSS payload will be launched immediately after save.

### Affected: 
- http://[IP]:8118/settings/tickets

- POST 
  - /api/v1/tags/create
    - Parameter : tag

### Payload :
- <iframe src="javascript:alert('Hello XSS by BYPAZS!')">

### Tested on: 
1. Trudesk version 1.2.6 (https://github.com/polonel/trudesk/releases/tag/v1.2.6)

2. Google Chrome Version 109.0.5414.119 (Official Build) (x86_64)

### Steps to attack:
1. Enter your username and password; the account must have admin privileges.
2. Select Settings menu, select Tickets and then scroll down to find Ticket Tags. 
3. Click at CREATE and enter the XSS payload at the Add Tags input, Create Tag
4. The XSS payload will run immediately.

### Discoverer:
:shipit: Thapanarath Khempetch

### Disclosure Timeline:
- 2023–02–15: Vulnerability discovered.
- 2023–02–15: Vulnerability reported to the MITRE corporation.
- 202X–XX–XX: CVE has been reserved.
- 202X–XX–XX: Public disclosure of the vulnerability.

Reference:

1. 

2.

3. https://github.com/polonel/trudesk/releases/tag/v1.2.6

4. https://trudesk.io/
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