CVE-2021-29241 Null dereference in n/a

High 7.5 Published Updated

A NULL pointer dereference in CODESYS Gateway 3 allows attackers to cause a denial of service condition.

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-2021-29241?

CVE-2021-29241 is a high-severity vulnerability in Codesys Control for Beaglebone Sl, published on 3 May 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

CODESYS Gateway 3 before 3.5.16.70 has a NULL pointer dereference that may result in a denial of service (DoS).

Weakness: CWE-476

Which versions are affected by CVE-2021-29241?

It affects 11 products.

Products include Codesys Control for Beaglebone Sl, Codesys Control for Empc-A\/Imx6 Sl, Codesys Control for Iot2000 Sl, Codesys Control for Linux Sl, Codesys Control for Pfc100 Sl, Codesys Control for Pfc200 Sl and 5 more.

How do I fix CVE-2021-29241?

No fix has been published for CVE-2021-29241 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-29241 being exploited?

There is no known exploitation of CVE-2021-29241 in the wild and no public exploit code.

All Codesys Control for Beaglebone Sl vulnerabilities

Sources

Also known as GHSA-2hc4-qjj9-7p6r.

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