CVE-2019-6557CWE-120

Several buffer overflow vulnerabilities have been identified in Moxa IKS and EDS, which may allow remote code execution

published March 5, 2019

CVSS
—
EPSS
5%
Percentile
92.2
In the wild
Unconfirmed
What it is

🚨 Multiple buffer overflow vulnerabilities in Moxa IKS and EDS could let an attacker run arbitrary code - think of it as a sneaky delivery driver who opens the wrong package without even checking! 🔥 Imagine a restaurant where a waiter accepts any dish order without confirming the ingredients. If the chef doesn’t double-check, someone could end up with a surprise ingredient that ruins their meal, or worse! That’s basically how these buffer overflows work - the system doesn’t validate what it’s being handed, and chaos ensues. An attacker could exploit these vulnerabilities to run malicious code remotely, potentially compromising sensitive information or taking control of the device entirely! This could lead to a system takeover, data breaches, or even worse outcomes depending on the device’s role in your network.

Put simply

Imagine a restaurant where a waiter accepts any dish order without confirming the ingredients. If the chef doesn’t double-check, someone could end up with a surprise ingredient that ruins their meal, or worse! That’s basically how these buffer overflows work - the system doesn’t validate what it’s being handed, and chaos ensues. These buffer overflow vulnerabilities in Moxa IKS and EDS allow attackers to send oversized inputs that the system doesn't handle properly, leading to the execution of arbitrary code. This means that an attacker could make the device behave in unintended ways if they can craft the right input.

What to do

An attacker could exploit these vulnerabilities to run malicious code remotely, potentially compromising sensitive information or taking control of the device entirely! This could lead to a system takeover, data breaches, or even worse outcomes depending on the device’s role in your network. To protect against these vulnerabilities, ensure that you apply the latest security updates provided by Moxa. Additionally, review your access controls and restrict exposure to these devices on your network. Regularly audit configurations to ensure best practices are being followed. You can tackle this! By following these steps, you'll not only patch this vulnerability but also bolster your security fortifications. 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.05014 · 92.2th percentile
Weakness
CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2019-03-05T21:00Z
EPSS history
Timeline
  • 05 MAR 21:00Z
    Several buffer overflow vulnerabilities have been identified in Moxa IKS and EDS, which may allow remote code execution
    cvelistv5