CVE-2025-2813 HTTP Service DoS Vulnerability
Unauthenticated remote attackers can cause denial of service by flooding the HTTP service with requests on industrial network bus couplers.
- 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-2025-2813?
CVE-2025-2813 is a high-severity denial of service vulnerability in Phoenix Contact AXL F BK EIP, published on 31 Jul 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An unauthenticated remote attacker can cause a Denial of Service by sending a large number of requests to the http service on port 80.
Weakness: CWE-770
Which versions are affected by CVE-2025-2813?
How do I fix CVE-2025-2813?
No fix has been published for CVE-2025-2813 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-2025-2813 being exploited?
There is no known exploitation of CVE-2025-2813 in the wild and no public exploit code.
Sources
Also known as GHSA-cmh5-rjm2-vpx8.