CVE-2024-2426 Rockwell Automation - Denial-of-service and Input Validation Vulnerabilities in PowerFlex® 527
Improper input validation in Rockwell PowerFlex 527 allows attackers to disrupt CIP communication, requiring a manual restart to recover.
- 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-2024-2426?
CVE-2024-2426 is a high-severity denial of service vulnerability in Rockwell Automation PowerFlex® 527, published on 25 Mar 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A denial-of-service vulnerability exists in the Rockwell Automation PowerFlex® 527 due to improper input validation in the device. If exploited, a disruption in the CIP communication will occur and a manual restart will be required by the user to recover it.
Weakness: CWE-20
Which versions are affected by CVE-2024-2426?
It affects 1 product.
Products include Rockwellautomation Powerflex 527 Ac Drives Firmware.
How do I fix CVE-2024-2426?
No fix has been published for CVE-2024-2426 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-2024-2426 being exploited?
There is no known exploitation of CVE-2024-2426 in the wild and no public exploit code.
Other vulnerabilities in Rockwell Automation PowerFlex® 527
Sources
Also known as GHSA-rx58-wmcf-8vpm.