CVE-2021-42777 Code injection in n/a

Critical 9.8 Published Updated

Attackers can execute arbitrary C# code on machines rendering reports when Compilation Mode is enabled in Stimulsoft Reports.

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-2021-42777?

CVE-2021-42777 is a critical code injection vulnerability in n/a, published on 29 Oct 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Stimulsoft (aka Stimulsoft Reports) 2013.1.1600.0, when Compilation Mode is used, allows an attacker to execute arbitrary C# code on any machine that renders a report, including the application server or a user's local machine, as demonstrated by System.Diagnostics.Process.Start.

Weakness: CWE-209

Which versions are affected by CVE-2021-42777?

It affects 1 product.

Products include Stimulsoft Reports.

How do I fix CVE-2021-42777?

No fix has been published for CVE-2021-42777 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-2021-42777 being exploited?

There is no known exploitation of CVE-2021-42777 in the wild and no public exploit code.

Sources

Also known as GHSA-gg9g-9v4f-9pj3.

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