CVE-2024-7567 Rockwell Automation Micro850/870 Vulnerable to denial-of-service Vulnerability via CIP/Modbus Port
Attackers can disrupt CIP/Modbus communication on Rockwell Micro850/870 PLCs, causing a short-duration denial of service.
- 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-2024-7567?
CVE-2024-7567 is a medium-severity denial of service vulnerability in Rockwell Automation PLC - Micro850/870 (2080 -L50E/2080 -L70E), published on 13 Aug 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 via the CIP/Modbus port in the Rockwell Automation Micro850/870 (2080 -L50E/2080 -L70E). If exploited, the CIP/Modbus communication may be disrupted for short duration.
Weakness: CWE-400
Which versions are affected by CVE-2024-7567?
How do I fix CVE-2024-7567?
No fix has been published for CVE-2024-7567 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-2024-7567 being exploited?
There is no known exploitation of CVE-2024-7567 in the wild and no public exploit code.
Sources
Also known as GHSA-54c4-m6wj-xg9p.