CVE-2021-29242 Other in n/a

High 7.3 Published Updated

Attackers can manipulate communication routing in CODESYS Control Runtime by sending crafted packets, potentially altering low-level communication packages.

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-2021-29242?

CVE-2021-29242 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 Control Runtime system before 3.5.17.0 has improper input validation. Attackers can send crafted communication packets to change the router's addressing scheme and may re-route, add, remove or change low level communication packages.

Weakness: CWE-20

Which versions are affected by CVE-2021-29242?

It affects 22 products.

Products include Codesys Control for Beaglebone Sl, Codesys Control for Empc-A\/Imx6 Sl, Codesys Control for Iot2000 Sl, Codesys Control for Linux Arm Sl, Codesys Control for Linux Sl, Codesys Control for Pfc100 Sl and 16 more.

How do I fix CVE-2021-29242?

No fix has been published for CVE-2021-29242 yet. Limit exposure of the affected software until one is available.

Is CVE-2021-29242 being exploited?

There is no known exploitation of CVE-2021-29242 in the wild and no public exploit code.

All Codesys Control for Beaglebone Sl vulnerabilities

Sources

Also known as GHSA-85g9-hgxq-755v.

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