Uncontrolled Resource Consumption in causefx/organizr

Valid

Reported on

May 11th 2022


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

Impact

This vulnerability can be abused by doing a DDoS attack for which genuine users will not able to access resources/applications.

References

We are processing your report and will contact the causefx/organizr team within 24 hours. 14 days ago
SAMPRIT DAS modified the report
14 days ago
SAMPRIT DAS modified the report
14 days ago
SAMPRIT DAS modified the report
14 days ago
SAMPRIT DAS modified the report
14 days ago
causefx validated this vulnerability 14 days ago
SAMPRIT DAS has been awarded the disclosure bounty
The fix bounty is now up for grabs
The researcher's credibility has increased: +7
causefx confirmed that a fix has been merged on e4b4cf 14 days ago
causefx has been awarded the fix bounty
SAMPRIT DAS
13 days ago

Researcher


@admin As the fix has been deployed can you assign and publish a CVE for this report?

Jamie Slome
13 days ago

Admin


Sorted 👍

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