CVE-2021-34474 Microsoft Dynamics 365 Business Central Remote Code Execution Vulnerability

High 8.0 Published Updated

Attackers can execute arbitrary code in Microsoft Dynamics 365 Business Central, requiring immediate patching by administrators.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2021-34474?

CVE-2021-34474 is a high-severity code injection vulnerability in Microsoft Dynamics 365 Business Central 2020 Release Wave 1 - Update 16.14, published on 14 Jul 2021. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

Microsoft Dynamics 365 Business Central Remote Code Execution Vulnerability

Which versions are affected by CVE-2021-34474?

It affects 1 product.

Products include Microsoft Dynamics 365 Business Central.

How do I fix CVE-2021-34474?

No fix has been published for CVE-2021-34474 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2021-34474 being exploited?

There is no known exploitation of CVE-2021-34474 in the wild and no public exploit code.

Sources

Also known as GHSA-x2h5-v5cw-xpq3.

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