CVE-2024-34555CWE-434

WordPress Z-Downloads plugin <= 1.11.3 - Auth. Arbitrary File Upload vulnerability

Critical · published May 13, 2024

CVSS v3.1
9.1
EPSS
1%
Percentile
68.3
In the wild
Unconfirmed
What it is

🚨 An unrestricted file upload vulnerability in URBAN BASE Z-Downloads could let attackers sneak in dangerous files – think of it as a restaurant allowing any dish to be served without checking if it contains allergens! 🔥 This flaw operates like a hotel front desk that allows guests to check in any bag, whether it contains personal items or something hazardous. If the staff doesn’t inspect the luggage, they could end up with a serious safety issue on their hands. An attacker could exploit this vulnerability to upload malicious files, leading to potential code execution, data breaches, or even complete server takeovers. The consequences could be absolutely devastating for any organization relying on this component, exposing sensitive data and crippling services.

Put simply

This flaw operates like a hotel front desk that allows guests to check in any bag, whether it contains personal items or something hazardous. If the staff doesn’t inspect the luggage, they could end up with a serious safety issue on their hands. The unrestricted upload vulnerability in Z-Downloads allows attackers to bypass file type checks, enabling them to upload potentially harmful files without any restrictions. This flaw exists in versions up to 1.11.3, and it poses a significant risk due to its ease of exploitation.

What to do

An attacker could exploit this vulnerability to upload malicious files, leading to potential code execution, data breaches, or even complete server takeovers. The consequences could be absolutely devastating for any organization relying on this component, exposing sensitive data and crippling services. To remediate this vulnerability, immediately update Z-Downloads to the latest version beyond 1.11.3. Additionally, implement strict file type validation and consider restricting upload permissions to trusted users only. Don’t wait – act now to secure your systems! You've got this! By taking these steps, you'll enhance your security posture and become a true security hero! 🛡️

The record
Technical detail
CVSS v3.1
9.1 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01216 · 68.3th percentile
Weakness
CWE-434 · Unrestricted Upload of File with Dangerous Type
Published
2024-05-13T08:41Z
EPSS history
Timeline
  • 13 MAY 08:41Z
    WordPress Z-Downloads plugin <= 1.11.3 - Auth. Arbitrary File Upload vulnerability
    cvelistv5