CVE-2020-27293 Memory corruption in Delta Electronics

High 7.8 Published Updated

A type confusion vulnerability in Delta Electronics CNCSoft-B allows attackers to execute arbitrary code via malicious project files.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2020-27293?

CVE-2020-27293 is a high-severity memory corruption vulnerability in Delta Electronics, published on 11 Jan 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Delta Electronics CNCSoft-B Versions 1.0.0.2 and prior has a type confusion issue while processing project files, which may allow an attacker to execute arbitrary code.

Weakness: CWE-843

Which versions are affected by CVE-2020-27293?

It affects 1 product.

Products include Deltaww Cncsoft-B.

How do I fix CVE-2020-27293?

No fix has been published for CVE-2020-27293 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-2020-27293 being exploited?

There is no known exploitation of CVE-2020-27293 in the wild and no public exploit code.

Sources

Also known as GHSA-vpvq-fg2r-frcr.

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