# Description
The Organizr application allows large characters to insert in the input field “Username” which can allow attackers to cause a Denial of Service (DoS) via a crafted HTTP request.
# Proof of Concept
1.Sign up to the application, capture the request in burp suites, and send it to Repeater.
2.After the &username= parameter put the payload mentioned on this link:- https://drive.google.com/file/d/1PBd3aXwKOL8uinLG7FJsn-8ldQceW4Zb/view?usp=sharing
3.Now press go and you will see the JWT token also get generated as the same size as the user input.
# Video PoC
“`
https://drive.google.com/file/d/1su5IYU3GwUBCMX6SP_Ur-u2uxXXPh6cT/view?usp=sharing
“`Read More
CVSS2
- Access Vector
- Access Complexity
- Authentication
- Confidentiality Impact
- Integrity Impact
- Availability Impact
- Network
- Low
- None
- None
- None
- Partial
AV:N/AC:L/Au:N/C:N/I:N/A:P
CVSS3
- Attack Vector
- Attack Complexity
- Privileges Required
- User Interaction
- Scope
- Confidentiality Impact
- Integrity Impact
- Availability Impact
- Network
- Low
- None
- None
- Unchanged
- None
- None
- High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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