CVE-2022-22517 Communication Components in multiple CODESYS products vulnerable to communication channel disruption

High 7.5 Published 7 Apr 2022 Updated 16 Sep 2024

Remote attackers can disrupt communication channels in CODESYS products by guessing IDs and injecting packets, causing service denial.

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-2022-22517?

CVE-2022-22517 is a high-severity denial of service vulnerability in Codesys Control for Beaglebone Sl, published on 7 Apr 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An unauthenticated, remote attacker can disrupt existing communication channels between CODESYS products by guessing a valid channel ID and injecting packets. This results in the communication channel to be closed.

Weakness: CWE-330, CWE-334

Which versions are affected by CVE-2022-22517?

It affects 20 products.

Products include Codesys Control for Beaglebone Sl, Codesys Control for Beckhoff Cx9020, Codesys Control for Empc-A\/Imx6 Sl, Codesys Control for Iot2000 Sl, Codesys Control for Linux Sl, Codesys Control for Pfc100 Sl and 14 more.

How do I fix CVE-2022-22517?

No fix has been published for CVE-2022-22517 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2022-22517 being exploited?

There is no known exploitation of CVE-2022-22517 in the wild and no public exploit code.

All Codesys Control for Beaglebone Sl vulnerabilities

Sources

Also known as GHSA-95jh-v98h-7gww.