CVE-2021-43703

An Incorrect Access Control vulnerability exists in zzcms less than or equal to 2019 via admin.php

published December 9, 2021

CVSS
—
EPSS
2%
Percentile
79.0
In the wild
Unconfirmed
What it is

🚨 Turning off JavaScript could grant you a VIP pass straight into the admin console of zzcms — and that’s absolutely not what we signed up for! 🔥 Think of this as a restaurant where disabling JavaScript gives you a secret entrance to the kitchen, bypassing the waitlist and letting you access all the chef’s special recipes. Definitely not the kind of access the owner intended! An attacker could easily stroll into the admin console, tampering with settings and data without breaking a sweat. This could lead to unauthorized changes, loss of data integrity, or even complete control over the website — a catastrophic situation for any admin!

Put simply

Think of this as a restaurant where disabling JavaScript gives you a secret entrance to the kitchen, bypassing the waitlist and letting you access all the chef’s special recipes. Definitely not the kind of access the owner intended! This vulnerability arises from an incorrect access control measure in zzcms versions up to 2019, allowing users to access the admin interface by simply disabling JavaScript. This creates a serious risk as it undermines the intended security barriers.

What to do

An attacker could easily stroll into the admin console, tampering with settings and data without breaking a sweat. This could lead to unauthorized changes, loss of data integrity, or even complete control over the website — a catastrophic situation for any admin! To secure your setup, update zzcms to the latest version where this flaw is patched. Additionally, ensure that access controls are properly configured to prevent unauthorized entry. Don’t skip on regular security audits either! You've got this! Follow these steps, and you’ll be a security hero in no time! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01856 · 79.0th percentile
Published
2021-12-09T16:38Z
EPSS history
Timeline
  • 09 DEC 16:38Z
    An Incorrect Access Control vulnerability exists in zzcms less than or equal to 2019 via admin.php
    cvelistv5