CVE-2023-2569 Memory corruption in EcoStruxure Foxboro DCS Control Core Services

High 7.8 Published Updated

Local attackers can exploit an out-of-bounds write in the Foxboro.sys driver to escalate privileges and execute kernel code.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2023-2569?

CVE-2023-2569 is a high-severity memory corruption vulnerability in Schneider Electric EcoStruxure Foxboro DCS Control Core Services, published on 14 Jun 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A CWE-787: Out-of-Bounds Write vulnerability exists that could cause local denial-of-service, elevation of privilege, and potentially kernel execution when a malicious actor with local user access crafts a script/program using an IOCTL call in the Foxboro.sys driver.

Weakness: CWE-787

Which versions are affected by CVE-2023-2569?

It affects 1 product.

Products include Schneider-Electric Ecostruxure Foxboro Dcs Control Core Services.

How do I fix CVE-2023-2569?

No fix has been published for CVE-2023-2569 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-2023-2569 being exploited?

There is no known exploitation of CVE-2023-2569 in the wild and no public exploit code.

Sources

Also known as GHSA-8whh-hcfg-87f2.

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