# CVE-2001-0901: File upload in n/a

> Remote attackers can execute arbitrary commands by uploading a malicious .shtml attachment to Hypermail, which is then archived and executed via URL request.

- **Severity:** High 7.5 (`AV:N/AC:L/Au:N/C:P/I:P/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:** 25 Jun 2002
- **Updated:** 8 Aug 2024
- **Also known as:** GHSA-494h-476g-jp9j

## What is CVE-2001-0901?

CVE-2001-0901 is a high-severity vulnerability in n/a, published on 25 Jun 2002. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Hypermail allows remote attackers to execute arbitrary commands on a server supporting SSI via an attachment with a .shtml extension, which is archived on the server and can then be executed by requesting the URL for the attachment.

Weakness: CWE-434 (Unrestricted Upload of File with Dangerous Type)

## Which versions are affected by CVE-2001-0901?

It affects 1 product.


Products: Hypermail Development Hypermail.

## How do I fix CVE-2001-0901?

No fix has been published for CVE-2001-0901 yet. Limit exposure of the affected software until one is available.

## Is CVE-2001-0901 being exploited?

There is no known exploitation of CVE-2001-0901 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2001-0901 and fix it if it is affected.

What it is: CVE-2001-0901 is a high-severity vulnerability in n/a, published on 25 Jun 2002. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2001-0901 in the wild and no public exploit code.

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-2001-0901/ (Markdown: https://insights.sbomify.com/CVE-2001-0901/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2001-0901
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2001-0901
- OSV: https://osv.dev/vulnerability/CVE-2001-0901

---
From sbomify Insights: https://insights.sbomify.com/CVE-2001-0901/
Summaries are generated and may contain mistakes; the official description above is the record.