Online Notice Board System v1.0 - SQLi

Summary

Name	Online Notice Board System v1.0 - Multiple Unauthenticated SQL Injections (SQLi)
Code name	Perahia
Product	Online Notice Board System
Vendor	Kashipara Group
Affected versions	Version 1.0
State	Public
Release date	2024-01-02

Vulnerabilities

Kind	Unauthenticated SQL Injections (SQLi)
Rule	146. SQL Injection
Remote	Yes
CVSSv3 Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSSv3 Base Score	9.8
Exploit available	Yes
CVE ID(s)	CVE-2023-50743, CVE-2023-50752, CVE-2023-50753

Description

Online Notice Board System v1.0 is vulnerable to multiple Unauthenticated SQL Injection vulnerabilities.

Vulnerabilities

CVE-2023-50743

The 'dd' parameter of the registration.php resource does not validate the characters received and they are sent unfiltered to the database. The vulnerable code is:

extract($_POST);
...
$dob=$yy."-".$mm."-".$dd;
...
$query="insert into user values('','$n','$e','$pass','$mob','$gen','$hob','$imageName','$dob',now())";
mysqli_query($conn,$query);

CVE-2023-50752

The 'e' parameter of the login.php resource does not validate the characters received and they are sent unfiltered to the database. The vulnerable code is:

extract($_POST); if(isset($save)) { if($e=="" || $p=="") { $err="<font color='red'>fill all the fileds first</font>";
    }
    else
    {
$pass=md5($p);

$sql=mysqli_query($conn,"select * from user where email='$e' and pass='$pass'");

CVE-2023-50753

The 'dd' parameter of the user/update_profile.php resource does not validate the characters received and they are sent unfiltered to the database. The vulnerable code is:

extract($_POST);
if(isset($update))
{
//dob
$dob=$yy."-".$mm."-".$dd;
//hobbies
$hob=implode(",",$hob);

$query="update user set name='$n',mobile='$mob',gender='$gen',hobbies='$hob',dob='$dob' where email='".$_SESSION['user']."'";

Our security policy

We have reserved the IDs CVE-2023-50743, CVE-2023-50752 and CVE-2023-50753 to refer to these issues from now on.

• https://fluidattacks.com/advisories/policy/

System Information

• Version: Online Notice Board System v1.0
• Operating System: Any

Mitigation

There is currently no patch available for this vulnerability.

Credits

The vulnerability was discovered by Andres Roldan from Fluid Attacks' Offensive Team.

References

Vendor page https://www.kashipara.com/

Timeline