CVE-2021-39274

In XeroSecurity Sn1per 9.0 (free version), insecure directory permissions (0777) are set during installation, allowing an unprivileged user to modify the main…

published August 19, 2021

CVSS
—
EPSS
3%
Percentile
87.8
In the wild
Unconfirmed
What it is

⚠️ An unprivileged user could easily take control of the XeroSecurity Sn1per 9.0 installation with just a few tweaks. Those insecure directory permissions (0777) are like leaving the front door wide open! 🔓 Think of it like a restaurant kitchen where anyone can walk in and change the recipe—no questions asked. When directory permissions are set to 0777, it’s just like giving everyone a master key to your application’s most critical files. This vulnerability could allow an attacker to modify application files and configurations, which could lead to arbitrary code execution with root privileges. Imagine the chaos if someone started changing the menu and ingredients for everyone—complete disaster!

Put simply

Think of it like a restaurant kitchen where anyone can walk in and change the recipe—no questions asked. When directory permissions are set to 0777, it’s just like giving everyone a master key to your application’s most critical files. The issue arises from insecure directory permissions set during the installation of XeroSecurity Sn1per 9.0, allowing unauthorized users to edit the main application and its configuration files.

What to do

This vulnerability could allow an attacker to modify application files and configurations, which could lead to arbitrary code execution with root privileges. Imagine the chaos if someone started changing the menu and ingredients for everyone—complete disaster! To secure your installation, change the directory permissions from 0777 to a more restrictive setting (e.g., 0755). Additionally, conduct a security audit to ensure no unauthorized changes have been made. Don't forget to educate your team on best practices for directory permissions! You've got this! A few changes, and you'll have your application locked down tight in no time! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.03123 · 87.8th percentile
Published
2021-08-19T11:59Z
EPSS history
Timeline
  • 19 AUG 11:59Z
    In XeroSecurity Sn1per 9.0 (free version), insecure directory permissions (0777) are set during installation, allowing an unprivileged user to modify the main…
    cvelistv5