CVE-2021-22802CWE-120

A CWE-120: Buffer Copy without Checking Size of Input vulnerability exists that could result in remote code execution due to missing length check on user…

published February 11, 2022

CVSS
—
EPSS
20%
Percentile
97.5
In the wild
Unconfirmed
What it is

⚠️ An unchecked buffer could be the key to remote code execution! With just a crafted message to the Interactive Graphical SCADA System, an attacker could potentially wreak havoc. 🔥 Think of it like a chef accepting a delivery of ingredients without checking the order. A mislabelled package could lead to a disastrous recipe! In this case, an attacker could send a specially crafted message that exploits the lack of a proper length check, allowing them to execute arbitrary code on the system. This could lead to unauthorized access, data corruption, or even loss of control over critical processes!

Put simply

Think of it like a chef accepting a delivery of ingredients without checking the order. A mislabelled package could lead to a disastrous recipe! The vulnerability arises from a buffer copy operation that fails to verify the size of the incoming user data, putting the system at risk of remote code execution when a crafted message is processed.

What to do

In this case, an attacker could send a specially crafted message that exploits the lack of a proper length check, allowing them to execute arbitrary code on the system. This could lead to unauthorized access, data corruption, or even loss of control over critical processes! To mitigate this, ensure that you update to version 15.0.0.21244 or later to patch the vulnerability. Additionally, review your input validation processes to incorporate proper length checks for all user-provided data. 🛡️ You’ve got this! With the right updates and checks in place, you can keep your systems safe and sound! 💪✨

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.20165 · 97.5th percentile
Weakness
CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2022-02-11T17:40Z
EPSS history
Timeline
  • 11 FEB 17:40Z
    A CWE-120: Buffer Copy without Checking Size of Input vulnerability exists that could result in remote code execution due to missing length check on user…
    cvelistv5