CVE-2022-40721

Arbitrary file upload vulnerability in php uploader

published October 3, 2022

CVSS
—
EPSS
1%
Percentile
73.3
In the wild
Unconfirmed
What it is

⚠️ A sneaky file upload vulnerability hides in the php uploader! This imperfection could allow attackers to slip in malicious files without breaking a sweat. 😱 Think of this vulnerability as a hotel accepting any package delivery without checking the contents first, leaving the door wide open for potential dangers to arrive right in the lobby. If exploited, an attacker could potentially upload harmful files that could lead to unauthorized access or even a complete takeover of the server. Just imagine the chaos of a surprise party that only the bad guys were planning!

Put simply

Think of this vulnerability as a hotel accepting any package delivery without checking the contents first, leaving the door wide open for potential dangers to arrive right in the lobby. This arbitrary file upload vulnerability allows attackers to upload files without proper validation, meaning that any file type could be accepted by the uploader, which could lead to severe consequences.

What to do

If exploited, an attacker could potentially upload harmful files that could lead to unauthorized access or even a complete takeover of the server. Just imagine the chaos of a surprise party that only the bad guys were planning! To protect against this vulnerability, ensure you implement strict file type validations, establish a file size limit, and consider using a secure directory for uploads. Regularly audit your upload mechanisms and apply any updates available. You’ve got this! Follow these steps, and you’ll keep your system safe from unwanted guests. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01456 · 73.3th percentile
Published
2022-10-03T14:53Z
EPSS history
Timeline
  • 03 OCT 14:53Z
    Arbitrary file upload vulnerability in php uploader
    cvelistv5