CVE-2021-27470CWE-502

Rockwell Automation FactoryTalk AssetCentre Deserialization of Untrusted Data

Critical · published March 23, 2022

CVSS v3.1
10.0
EPSS
4%
Percentile
90.0
In the wild
Unconfirmed
What it is

🚨 A deserialization vulnerability in Rockwell Automation's FactoryTalk AssetCentre could let attackers unleash chaos with arbitrary commands – and they don’t even need to log in! 🔥 Think of it like a restaurant that serves food without checking the ingredients — if someone brings in a dish that sounds fancy, the kitchen might just serve it up without realizing it’s dangerous. This flaw allows potentially harmful data to be executed without any scrutiny! This could lead to an attacker executing unauthorized commands, gaining complete control over the FactoryTalk AssetCentre environment. The consequences could be absolutely devastating, affecting operational integrity and data security. This isn’t just a small glitch; it’s a full-blown vulnerability that could compromise an entire system!

Put simply

Think of it like a restaurant that serves food without checking the ingredients — if someone brings in a dish that sounds fancy, the kitchen might just serve it up without realizing it’s dangerous. This flaw allows potentially harmful data to be executed without any scrutiny! The vulnerability lies in how the LogService.rem service handles serialized data, failing to validate it properly, allowing an unauthenticated user to execute commands remotely as if they were authorized.

What to do

This could lead to an attacker executing unauthorized commands, gaining complete control over the FactoryTalk AssetCentre environment. The consequences could be absolutely devastating, affecting operational integrity and data security. This isn’t just a small glitch; it’s a full-blown vulnerability that could compromise an entire system! Immediately upgrade to a patched version of FactoryTalk AssetCentre, ensuring you’re using version 10.01 or later. Review your system settings and implement strict input validation to prevent malicious data from being processed. Don’t wait – the stakes are too high! You've got this! Follow the steps to secure your systems, and you'll keep the bad guys at bay! 🛡️

The record
Technical detail
CVSS v3.1
10.0 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.03828 · 90.0th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2022-03-23T19:46Z
EPSS history
Timeline
  • 23 MAR 19:46Z
    Rockwell Automation FactoryTalk AssetCentre Deserialization of Untrusted Data
    cvelistv5