CVE-2023-5391 Deserialization in EcoStruxure Power Monitoring Expert

Critical 9.8 Published Updated

Attackers can execute arbitrary code on Schneider Electric power monitoring systems by sending crafted packets due to unsafe deserialization.

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-2023-5391?

CVE-2023-5391 is a critical unsafe deserialization vulnerability in Schneider Electric EcoStruxure Power Monitoring Expert, published on 4 Oct 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A CWE-502: Deserialization of untrusted data vulnerability exists that could allow an attacker to execute arbitrary code on the targeted system by sending a specifically crafted packet to the application.

Weakness: CWE-502

Which versions are affected by CVE-2023-5391?

It affects 3 products.

Products include Schneider-Electric Ecostruxure Power Monitoring Expert, Schneider-Electric Ecostruxure Power Operation With Advanced Reports, Schneider-Electric Ecostruxure Power Scada Operation With Advanced Reports.

How do I fix CVE-2023-5391?

No fix has been published for CVE-2023-5391 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2023-5391 being exploited?

There is no known exploitation of CVE-2023-5391 in the wild and no public exploit code.

Sources

Also known as GHSA-w228-frcg-5x99.

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