CVE-2025-9177 Rockwell Automation 1715 EtherNet/IP Comms Module Denial-Of-Service Vulnerability
Attackers can crash the web server of Rockwell Automation EtherNet/IP adapters via high request volume, requiring a power cycle 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-2025-9177?
CVE-2025-9177 is a high-severity denial of service vulnerability in Rockwell Automation 1715-AENTR EtherNet/IP Adapter, published on 14 Oct 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A denial-of-service security issue exists in the affected product and version. The security issue stems from a high number of requests sent to the web server. This could result in a web server crash however; this does not impact I/O control or communication . A power cycle is required to recover and utilize the webpage.
Weakness: CWE-770
Which versions are affected by CVE-2025-9177?
How do I fix CVE-2025-9177?
No fix has been published for CVE-2025-9177 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-2025-9177 being exploited?
There is no known exploitation of CVE-2025-9177 in the wild and no public exploit code.
Sources
Also known as GHSA-vvp9-6m65-crvv.