CVE-2018-25256 IP TOOLS 2.50 Local Buffer Overflow Denial of Service
Local attackers can crash IP Tools via buffer overflow in SNMP Scanner fields, causing denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2018-25256?
CVE-2018-25256 is a medium-severity memory corruption vulnerability in Ks-Soft IP TOOLS, published on 5 Apr 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
IP TOOLS 2.50 contains a local buffer overflow vulnerability in the SNMP Scanner component that allows local attackers to crash the application by supplying oversized input. Attackers can paste malicious data into the 'From Addr' and 'To Addr' fields and trigger the crash by clicking the Start button, causing denial of service and SEH overwrite.
Weakness: CWE-787
Which versions are affected by CVE-2018-25256?
It affects 1 product.
Products include Ks-Soft Ip-Tools.
How do I fix CVE-2018-25256?
No fix has been published for CVE-2018-25256 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2018-25256 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-25256 exists.
Sources
Also known as GHSA-rr9h-8v7w-6v77.