# CVE-2019-25619: FTP Shell Server 6.83 Buffer Overflow via Account Name

> Local attackers can execute arbitrary code via a buffer overflow in the account name field of FTP Shell Server.

- **Severity:** High 8.6 (`CVSS:4.0/AV:L/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:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 22 Mar 2026
- **Updated:** 15 Jul 2026
- **Also known as:** GHSA-63j3-rvrp-pj79

## What is CVE-2019-25619?

CVE-2019-25619 is a high-severity memory corruption vulnerability in Ftpshell FTP Shell Server, published on 22 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

FTP Shell Server 6.83 contains a buffer overflow vulnerability in the 'Account name to ban' field that allows local attackers to execute arbitrary code by supplying a crafted string. Attackers can inject shellcode through the account name parameter in the Manage FTP Accounts dialog to overwrite the return address and execute calc.exe or other commands.

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

## Which versions are affected by CVE-2019-25619?

It affects 1 product.


Products: Ftpshell Ftpshell Server.

## How do I fix CVE-2019-25619?

No fix has been published for CVE-2019-25619 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-25619 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-25619 exists.

## Other vulnerabilities in Ftpshell FTP Shell Server

- [CVE-2009-0349](https://insights.sbomify.com/CVE-2009-0349/): Memory corruption in n/a (critical 9.3)
- [CVE-2020-18077](https://insights.sbomify.com/CVE-2020-18077/): Memory corruption in n/a (high 7.5)
- [CVE-2018-25226](https://insights.sbomify.com/CVE-2018-25226/): FTPShell Server 6.83 Denial of Service via Account Name (medium 6.9)
- [CVE-2005-2426](https://insights.sbomify.com/CVE-2005-2426/): Denial of service in n/a (low 2.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-25619 and fix it if it is affected.

What it is: CVE-2019-25619 is a high-severity memory corruption vulnerability in Ftpshell FTP Shell Server, published on 22 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-25619 exists.

Affected product: Ftpshell FTP Shell Server. 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-2019-25619/ (Markdown: https://insights.sbomify.com/CVE-2019-25619/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-25619
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-25619
- OSV: https://osv.dev/vulnerability/CVE-2019-25619

---
From sbomify Insights: https://insights.sbomify.com/CVE-2019-25619/
Summaries are generated and may contain mistakes; the official description above is the record.