# CVE-2006-7235: Denial of service in n/a

> Remote attackers can crash or hang Teamtek Universal FTP Server by sending specific malformed commands, causing a denial of service.

- **Severity:** Medium 5.0 (`AV:N/AC:L/Au:N/C:N/I:N/A:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 11 Dec 2008
- **Updated:** 7 Aug 2024
- **Also known as:** GHSA-q788-3q72-cgx4

## What is CVE-2006-7235?

CVE-2006-7235 is a medium-severity denial of service vulnerability in n/a, published on 11 Dec 2008. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Teamtek Universal FTP Server 1.0.50 allows remote attackers to cause a denial of service (daemon crash or hang) via (1) multiple STOR (aka PUT) commands, or an MKD command followed by (2) a '*' argument, (3) a '|' argument, (4) spaces, or (5) a long string.  NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.

Weakness: CWE-20 (Improper Input Validation)

## Which versions are affected by CVE-2006-7235?

It affects 1 product.


Products: 5e5 Teamtek Universal Ftp Server.

## How do I fix CVE-2006-7235?

No fix has been published for CVE-2006-7235 yet. Limit exposure of the affected software until one is available.

## Is CVE-2006-7235 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2006-7235 exists.

Public exploit code:

- HP Tru64 4.0/5.1 - POSIX Threads Library Privilege Escalation (exploitdb)
- Teamtek Universal FTP Server - Multiple Commands Remote Denial of Service Vulnerabilities (exploitdb)

## Other vulnerabilities in n/a

- [CVE-2008-5431](https://insights.sbomify.com/CVE-2008-5431/): Denial of service in n/a (medium 5.0)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2006-7235 and fix it if it is affected.

What it is: CVE-2006-7235 is a medium-severity denial of service vulnerability in n/a, published on 11 Dec 2008. 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-2006-7235 exists.

Affected product: n/a. 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-2006-7235/ (Markdown: https://insights.sbomify.com/CVE-2006-7235/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2006-7235
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2006-7235
- OSV: https://osv.dev/vulnerability/CVE-2006-7235

---
From sbomify Insights: https://insights.sbomify.com/CVE-2006-7235/
Summaries are generated and may contain mistakes; the official description above is the record.