CVE-2023-2917CWE-20

Rockwell Automation ThinManager Thinserver Software Vulnerable to Input Validation Vulnerability

Critical · published August 17, 2023

Patch now

High probability of exploitation

CVSS calls it critical at 9.8. It sits in the 99.4th percentile for exploit probability.

CVSS v3.1
9.8
EPSS
72%
Percentile
99.4
In the wild
Unconfirmed
What it is

🚨 An unauthenticated remote attacker could upload arbitrary files anywhere on your server—talk about a security nightmare! 🔥 Think of it like a delivery driver who can drop packages not just at the front door, but anywhere inside your house, including your personal safe—yikes! If this vulnerability is exploited, an attacker could gain remote code execution capabilities, allowing them to run any code they choose with the same privileges as ThinServer.exe. This could lead to complete control over your system and expose sensitive data or disrupt critical operations. Absolutely devastating!

Put simply

Think of it like a delivery driver who can drop packages not just at the front door, but anywhere inside your house, including your personal safe—yikes! The Thinmanager Thinserver has a path traversal vulnerability due to improper input validation, enabling an attacker to send a crafted synchronization protocol message that manipulates the filename field and gains access to any directory.

What to do

If this vulnerability is exploited, an attacker could gain remote code execution capabilities, allowing them to run any code they choose with the same privileges as ThinServer.exe. This could lead to complete control over your system and expose sensitive data or disrupt critical operations. Absolutely devastating! Patch to the latest version immediately to close this vulnerability. Review your server configurations to ensure only authorized users can access sensitive functionalities. Implement strict input validation measures to fortify against future exploits. You’ve got this! Follow these steps and you’ll be on your way to securing 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
0.72173 · 99.4th percentile
Weakness
CWE-20 · Improper Input Validation
Published
2023-08-17T15:10Z
EPSS history
Timeline
  • 17 AUG 15:10Z
    Rockwell Automation ThinManager Thinserver Software Vulnerable to Input Validation Vulnerability
    cvelistv5