CVE-2024-6207 Denial of service in Compact GuardLogix 5380 SIL 2
Attackers can cause denial of service on Rockwell PLCs by sending crafted CIP messages, requiring controller downloads 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-2024-6207?
CVE-2024-6207 is a high-severity denial of service vulnerability in Rockwell Automation Compact GuardLogix 5380 SIL 2, published on 14 Oct 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
CVE 2021-22681 https://www.rockwellautomation.com/en-us/trust-center/security-advisories/advisory.PN1550.html and send a specially crafted CIP message to the device. If exploited, a threat actor could help prevent access to the legitimate user and end connections to connected devices including the workstation. To recover the controllers, a download is required which ends any process that the controller is running.
Weakness: CWE-20
Which versions are affected by CVE-2024-6207?
It affects 8 products.
Products include Rockwellautomation Compact Guardlogix 5380 Sil 2 Firmware, Rockwellautomation Compact Guardlogix 5380 Sil 3 Firmware, Rockwellautomation Compactlogix 5380 Firmware, Rockwellautomation Compactlogix 5480 Firmware, Rockwellautomation Controllogix 5580 Firmware, Rockwellautomation Controllogix 5580 Process Firmware and 2 more.
How do I fix CVE-2024-6207?
No fix has been published for CVE-2024-6207 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-2024-6207 being exploited?
There is no known exploitation of CVE-2024-6207 in the wild and no public exploit code.
Other vulnerabilities in Rockwell Automation Compact GuardLogix 5380 SIL 2
Sources
Also known as GHSA-gq7m-h265-px53.