CVE-2023-23585CWE-787

Server DoS due to heap overflow

Critical · published July 13, 2023

CVSS v3.1
9.8
EPSS
1%
Percentile
50.6
In the wild
Unconfirmed
What it is

🚨 A cleverly crafted message can unleash a heap overflow that's just waiting to trigger a denial of service on the Experion server! 🔥 Think of this vulnerability as a restaurant chef receiving an order that’s shoddily written. If they misinterpret it, they might overcook something or cause a kitchen disaster, leading to a complete shutdown of service until things are sorted out. If exploited, this flaw could bring the Experion server to its knees, causing a complete denial of service. Imagine a busy restaurant suddenly closing its doors because of an order mix-up – all operations grind to a halt, and users are left out in the cold!

Put simply

Think of this vulnerability as a restaurant chef receiving an order that’s shoddily written. If they misinterpret it, they might overcook something or cause a kitchen disaster, leading to a complete shutdown of service until things are sorted out. This heap overflow occurs when the server processes a specially crafted message during specific configuration operations, allowing attackers to manipulate memory and disrupt service.

What to do

If exploited, this flaw could bring the Experion server to its knees, causing a complete denial of service. Imagine a busy restaurant suddenly closing its doors because of an order mix-up – all operations grind to a halt, and users are left out in the cold! To protect against this, immediately upgrade your Experion server to the latest recommended version as per Honeywell's Security Notification. Ensure all configurations are checked, and monitor for any unusual traffic patterns. You've got this! With a swift patch, you’ll be securing your systems and keeping everything running smoothly. 🛡️

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
0.00652 · 50.6th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2023-07-13T10:54Z
EPSS history
Timeline
  • 13 JUL 10:54Z
    Server DoS due to heap overflow
    cvelistv5