CVE-2022-47391: CODESYS: Multiple products prone to Improper Input Validation
In multiple CODESYS products in multiple versions an unauthorized, remote attacker may use a improper input validation vulnerability to read from invalid addresses leading to a denial of service.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2022-47391?
CVE-2022-47391 is a vulnerability in multiple CODESYS products that allows an unauthorized remote attacker to read from invalid addresses, leading to a denial of service.
Which products are affected by CVE-2022-47391?
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, CODESYS Control for Plcnext Sl, CODESYS Control for Raspberry Pi Sl, CODESYS Control for Wago Touch Panels 600 Sl, CODESYS Control Rte (for Beckhoff Cx) Sl, CODESYS Control Rte (sl), CODESYS Control Runtime System Toolkit, Codesys Control Win (sl), and Codesys Hmi (sl) versions up to exclusive 4.7.0.0 and 3.5.18.40 are affected.
What is the severity of CVE-2022-47391?
CVE-2022-47391 has a severity score of 7.5, which is considered high.
How can an unauthorized remote attacker exploit CVE-2022-47391?
An unauthorized remote attacker can exploit CVE-2022-47391 by using improper input validation to read from invalid addresses.
Is there a fix for CVE-2022-47391?
At the moment, there is no fix available for CVE-2022-47391. It is recommended to follow the vendor's security advisory for updates and patches.