CVE-2020-15421CWE-78

This vulnerability allows remote attackers to execute arbitrary code on affected installations of CentOS Web Panel cwp-e17.0.9.8.923

Critical · published July 28, 2020

CVSS v3.0
9.8
EPSS
8%
Percentile
94.8
In the wild
Unconfirmed
What it is

🚨 A woefully easy flaw lets attackers execute arbitrary code on your CentOS Web Panel without any authentication! 🔥 Think of it like a restaurant where anyone can walk into the kitchen and start cooking without checks — that’s exactly what’s happening here with the ajax_mod_security.php file! An attacker could gain root access to your system, allowing them to take control, steal data, or disrupt services — all without leaving a trace. This could lead to absolutely devastating consequences for your network!

Put simply

Think of it like a restaurant where anyone can walk into the kitchen and start cooking without checks — that’s exactly what’s happening here with the ajax_mod_security.php file! The vulnerability in ajax_mod_security.php fails to properly validate the check_ip parameter before executing system calls, allowing remote attackers to run arbitrary code in the context of root.

What to do

An attacker could gain root access to your system, allowing them to take control, steal data, or disrupt services — all without leaving a trace. This could lead to absolutely devastating consequences for your network! Immediately patch your CentOS Web Panel to version e17.0.9.8.924 or later. Ensure all parameters are validated before processing them, and consider implementing additional security measures like firewalls and intrusion detection systems. You've got this! Follow these steps, and we’ll have your system locked down in no time! 🛡️

The record
Technical detail
CVSS v3.0
9.8 · CRITICAL
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.08083 · 94.8th percentile
Weakness
CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2020-07-28T17:01Z
EPSS history
Timeline
  • 28 JUL 17:01Z
    This vulnerability allows remote attackers to execute arbitrary code on affected installations of CentOS Web Panel cwp-e17.0.9.8.923
    cvelistv5