CVE-2018-25211 Allok Video Splitter 3.1.1217 Buffer Overflow via License Name

High 8.5 Published Updated

Local attackers can execute arbitrary code or cause denial of service in Allok Video Splitter by inputting an oversized string in the License Name field.

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-2018-25211?

CVE-2018-25211 is a high-severity memory corruption vulnerability in Alloksoft Splitter, published on 26 Mar 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

Allok Video Splitter 3.1.1217 contains a buffer overflow vulnerability that allows local attackers to cause a denial of service or execute arbitrary code by supplying an oversized string in the License Name field. Attackers can craft a malicious payload exceeding 780 bytes, paste it into the License Name registration field, and trigger the overflow when the Register button is clicked.

Weakness: CWE-787

Which versions are affected by CVE-2018-25211?

It affects 1 product.

Products include Alloksoft Video Splitter.

How do I fix CVE-2018-25211?

No fix has been published for CVE-2018-25211 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-2018-25211 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-25211 exists.

Sources

Also known as GHSA-3mp8-gc45-7jp4.

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