CVE-2023-5396 Memory corruption in Experion Server

High 7.4 Published Updated

A stack overflow in Honeywell Experion Server allows remote code execution via malformed messages, requiring an upgrade to mitigate.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-5396?

CVE-2023-5396 is a high-severity memory corruption vulnerability in Honeywell Experion Server, published on 17 Apr 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Server receiving a malformed message creates connection for a hostname that may cause a stack overflow resulting in possible remote code execution. See Honeywell Security Notification for recommendations on upgrading and versioning.

Weakness: CWE-805

Which versions are affected by CVE-2023-5396?

How do I fix CVE-2023-5396?

No fix has been published for CVE-2023-5396 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2023-5396 being exploited?

There is no known exploitation of CVE-2023-5396 in the wild and no public exploit code.

Sources

Also known as GHSA-g6wc-3gqf-hf3q.

Is CVE-2023-5396 in your software?

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