CVE-2025-4675 Improper implementation of Modbus protocol leading to DOS attack
Attackers can cause a denial of service on ABB WebPro SNMP Cards by exploiting improper handling of Modbus protocol exceptions.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-4675?
CVE-2025-4675 is a high-severity denial of service vulnerability in ABB WebPro SNMP Card PowerValue, published on 7 Jan 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper Check for Unusual or Exceptional Conditions vulnerability in ABB WebPro SNMP Card PowerValue, ABB WebPro SNMP Card PowerValue UL.This issue affects WebPro SNMP Card PowerValue: through 1.1.8.K; WebPro SNMP Card PowerValue UL: through 1.1.8.K.
Weakness: CWE-754
Which versions are affected by CVE-2025-4675?
How do I fix CVE-2025-4675?
No fix has been published for CVE-2025-4675 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-2025-4675 being exploited?
There is no known exploitation of CVE-2025-4675 in the wild and no public exploit code.
Sources
Also known as GHSA-gv42-43rh-4gxv.