# CVE-2016-8005: File upload in McAfee Email Gateway (MEG)

> Attackers can bypass file extension filtering in McAfee Email Gateway by using null bytes in filenames, allowing malicious attachments to pass through.

- **Severity:** Medium 6.5 (`CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 14 Mar 2017
- **Updated:** 6 Aug 2024
- **Also known as:** GHSA-6mw7-3936-j32j

## What is CVE-2016-8005?

CVE-2016-8005 is a medium-severity vulnerability in Intel McAfee Email Gateway (MEG), published on 14 Mar 2017. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

File extension filtering vulnerability in Intel Security McAfee Email Gateway (MEG) before 7.6.404h1128596 allows attackers to fail to identify the file name properly via scanning an email with a forged attached filename that uses a null byte within the filename extension.

Weakness: CWE-264

## Which versions are affected by CVE-2016-8005?

It affects 1 product.


Products: Mcafee Email Gateway.

## How do I fix CVE-2016-8005?

No fix has been published for CVE-2016-8005 yet. Limit exposure of the affected software until one is available.

## Is CVE-2016-8005 being exploited?

There is no known exploitation of CVE-2016-8005 in the wild and no public exploit code.

## Other vulnerabilities in Intel McAfee Email Gateway (MEG)

- [CVE-2013-7103](https://insights.sbomify.com/CVE-2013-7103/): Command injection in n/a (critical 9.0)
- [CVE-2013-7104](https://insights.sbomify.com/CVE-2013-7104/): Command injection in n/a (critical 9.0)
- [CVE-2013-6349](https://insights.sbomify.com/CVE-2013-6349/): Code injection in n/a (high 8.5)
- [CVE-2013-7092](https://insights.sbomify.com/CVE-2013-7092/): SQL injection in n/a (medium 6.5)
- [CVE-2010-2116](https://insights.sbomify.com/CVE-2010-2116/): Missing authorization in n/a (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2016-8005 and fix it if it is affected.

What it is: CVE-2016-8005 is a medium-severity vulnerability in Intel McAfee Email Gateway (MEG), published on 14 Mar 2017. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2016-8005 in the wild and no public exploit code.

Affected product: Intel McAfee Email Gateway (MEG). 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-2016-8005/ (Markdown: https://insights.sbomify.com/CVE-2016-8005/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2016-8005
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2016-8005
- OSV: https://osv.dev/vulnerability/CVE-2016-8005

---
From sbomify Insights: https://insights.sbomify.com/CVE-2016-8005/
Summaries are generated and may contain mistakes; the official description above is the record.