CVE-2023-27178

An arbitrary file upload vulnerability in the upload function of GDidees CMS 3.9.1 allows attackers to execute arbitrary code via a crafted file

Critical · published April 10, 2023

CVSS v3.1
9.8
EPSS
1%
Percentile
71.6
In the wild
Unconfirmed
What it is

🚨 An arbitrary file upload vulnerability is like handing out the key to your server! With just a crafted file, attackers can execute harmful code on GDidees CMS 3.9.1! 🔥 Think of it as a restaurant allowing anyone to drop off 'special orders' without inspecting the contents. If the cook isn't checking the bags, who knows what unwanted ingredients could make their way into the kitchen? This could lead to complete compromise of your server. An attacker could not only access sensitive data but could also modify, delete, or even take control of your entire web application. The fallout could be absolutely devastating! 😱

Put simply

Think of it as a restaurant allowing anyone to drop off 'special orders' without inspecting the contents. If the cook isn't checking the bags, who knows what unwanted ingredients could make their way into the kitchen? This vulnerability stems from inadequate validation in the file upload function, which permits attackers to upload malicious files that execute arbitrary code when accessed.

What to do

This could lead to complete compromise of your server. An attacker could not only access sensitive data but could also modify, delete, or even take control of your entire web application. The fallout could be absolutely devastating! 😱 Immediately patch to GDidees CMS version 3.9.2 or later. Additionally, implement strict file type validation and consider restricting file uploads to only essential users. Regularly audit your web applications for similar vulnerabilities! You've got this! With these steps, you'll secure your system in no time! 🛡️

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.01365 · 71.6th percentile
Published
2023-04-10T00:00Z
EPSS history
Timeline
  • 10 APR 00:00Z
    An arbitrary file upload vulnerability in the upload function of GDidees CMS 3.9.1 allows attackers to execute arbitrary code via a crafted file
    cvelistv5