CVE-2021-22760 Memory corruption in IGSS Definition (Def.exe) V15.0.0.21140 and prior

High 7.8 Published Updated

Attackers can achieve remote code execution or data loss in IGSS Definition by tricking users into importing a malicious CGF file.

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-2021-22760?

CVE-2021-22760 is a high-severity memory corruption vulnerability in IGSS Definition (Def.exe) V15.0.0.21140 and prior, published on 11 Jun 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

A CWE-763: Release of invalid pointer or reference vulnerability exists inIGSS Definition (Def.exe) V15.0.0.21140 and prior that could result in loss of data or remote code execution due to missing checks of user-supplied input data, when a malicious CGF file is imported to IGSS Definition.

Weakness: CWE-763

Which versions are affected by CVE-2021-22760?

It affects 1 product.

Products include Schneider-Electric Interactive Graphical Scada System.

How do I fix CVE-2021-22760?

No fix has been published for CVE-2021-22760 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-2021-22760 being exploited?

There is no known exploitation of CVE-2021-22760 in the wild and no public exploit code.

Sources

Also known as GHSA-486p-jw3h-72gh.

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