# CVE-2019-25362: WMV to AVI MPEG DVD WMV Convertor 4.6.1217 - Buffer OverFlow

> Attackers can execute arbitrary code via a stack-based buffer overflow in the license fields of WMV to AVI MPEG DVD WMV Convertor.

- **Severity:** Critical 9.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 18 Feb 2026
- **Updated:** 15 Jul 2026
- **Also known as:** GHSA-g5vg-c5mv-fgg7

## What is CVE-2019-25362?

CVE-2019-25362 is a critical memory corruption vulnerability in Alloksoft WMV to AVI MPEG DVD WMV Convertor, published on 18 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

WMV to AVI MPEG DVD WMV Convertor 4.6.1217 contains a buffer overflow vulnerability that allows attackers to execute arbitrary code by overwriting the license name and license code fields. Attackers can craft a malicious payload of 6000 bytes to trigger a bind shell on port 4444 by exploiting a stack-based buffer overflow in the application's input handling.

Weakness: CWE-787 (Out-of-bounds Write)

## Which versions are affected by CVE-2019-25362?

It affects 1 product.


Products: Alloksoft Wmv to Avi Mpeg Dvd Wmv Convertor.

## How do I fix CVE-2019-25362?

No fix has been published for CVE-2019-25362 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-25362 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-25362 exists.

## Other vulnerabilities in Alloksoft WMV to AVI MPEG DVD WMV Convertor

- [CVE-2019-25363](https://insights.sbomify.com/CVE-2019-25363/): WMV to AVI MPEG DVD WMV Convertor 4.6.1217 - Denial of Service (high 8.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-25362 and fix it if it is affected.

What it is: CVE-2019-25362 is a critical memory corruption vulnerability in Alloksoft WMV to AVI MPEG DVD WMV Convertor, published on 18 Feb 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-25362 exists.

Affected product: Alloksoft WMV to AVI MPEG DVD WMV Convertor. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2019-25362/ (Markdown: https://insights.sbomify.com/CVE-2019-25362/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-25362
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-25362
- OSV: https://osv.dev/vulnerability/CVE-2019-25362

---
From sbomify Insights: https://insights.sbomify.com/CVE-2019-25362/
Summaries are generated and may contain mistakes; the official description above is the record.