CVE-2023-1721CWE-434

Yoga Class Registration System 1.0 - RCE

Critical · published June 23, 2023

CVSS v3.1
9.1
EPSS
1%
Percentile
62.2
In the wild
Unconfirmed
What it is

🚨 An admin can whimsically run commands on the server, thanks to a lack of validation for uploaded thumbnails! This vulnerability in Yoga Class Registration System 1.0 is absolutely devastating. 🔥 Think of it like a yoga instructor getting access to the studio's control panel just by showing a picture of their last class — without any checks in place, chaos could ensue! An attacker with admin access can exploit this flaw to execute arbitrary commands on the server. This could lead to extensive data breaches, unauthorized access, or even total server compromise. In a worst-case scenario, your entire registration system could be hijacked, with catastrophic consequences.

Put simply

Think of it like a yoga instructor getting access to the studio's control panel just by showing a picture of their last class — without any checks in place, chaos could ensue! This vulnerability arises because the Yoga Class Registration System fails to properly validate the thumbnails uploaded by administrators, allowing unauthorized command execution on the server.

What to do

An attacker with admin access can exploit this flaw to execute arbitrary commands on the server. This could lead to extensive data breaches, unauthorized access, or even total server compromise. In a worst-case scenario, your entire registration system could be hijacked, with catastrophic consequences. To protect your system, immediately patch to the latest version of the Yoga Class Registration System. Ensure that all file uploads, especially for thumbnails, are thoroughly validated. Consider implementing stricter permissions for administrative roles to minimize risk. You've got this! With these steps, you'll fortify your system in no time! 🛡️

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00990 · 62.2th percentile
Weakness
CWE-434 · Unrestricted Upload of File with Dangerous Type
Published
2023-06-23T23:02Z
EPSS history
Timeline
  • 23 JUN 23:02Z
    Yoga Class Registration System 1.0 - RCE
    cvelistv5