CVE-2023-5393 Memory corruption in Experion Server

High 7.4 Published Updated

A stack overflow in Honeywell Experion Server allows remote code execution or denial of service via malformed messages.

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-2023-5393?

CVE-2023-5393 is a high-severity memory corruption vulnerability in Honeywell Experion Server, published on 11 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 that causes a disconnect to a hostname may causing a stack overflow resulting in possible remote code execution. Honeywell recommends updating to the most recent version of the product. See Honeywell Security Notification for recommendations on upgrading and versioning.

Weakness: CWE-130

Which versions are affected by CVE-2023-5393?

How do I fix CVE-2023-5393?

No fix has been published for CVE-2023-5393 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-2023-5393 being exploited?

There is no known exploitation of CVE-2023-5393 in the wild and no public exploit code.

Sources

Also known as GHSA-3876-9wf2-9986.

Is CVE-2023-5393 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free