# CVE-2017-3935: Information disclosure in Network Data Loss Prevention

> MIME type sniffing in Network Data Loss Prevention allows Internet Explorer to misinterpret response bodies, potentially exposing sensitive data.

- **Severity:** High 7.5 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 31 Oct 2017
- **Updated:** 16 Sep 2024
- **Also known as:** GHSA-6v3c-3xhp-9hj9

## What is CVE-2017-3935?

CVE-2017-3935 is a high-severity vulnerability in McAfee Network Data Loss Prevention, published on 31 Oct 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Network Data Loss Prevention is vulnerable to MIME type sniffing which allows older versions of Internet Explorer to perform MIME-sniffing on the response body, potentially causing the response body to be interpreted and displayed as a content type other than the intended content type.

Weakness: CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor)

## Which versions are affected by CVE-2017-3935?

It affects 1 product.


Products: Mcafee Network Data Loss Prevention.

## How do I fix CVE-2017-3935?

No fix has been published for CVE-2017-3935 yet. Limit exposure of the affected software until one is available.

## Is CVE-2017-3935 being exploited?

There is no known exploitation of CVE-2017-3935 in the wild and no public exploit code.

## Other vulnerabilities in McAfee Network Data Loss Prevention

- [CVE-2017-4014](https://insights.sbomify.com/CVE-2017-4014/): Auth bypass in Network Data Loss Prevention (NDLP) (high 8.0)
- [CVE-2017-3968](https://insights.sbomify.com/CVE-2017-3968/): Auth bypass in Network Data Loss Prevention (NDLP) (high 7.5)
- [CVE-2014-8522](https://insights.sbomify.com/CVE-2014-8522/): Auth bypass in n/a (high 7.5)
- [CVE-2014-8530](https://insights.sbomify.com/CVE-2014-8530/): Information disclosure in n/a (high 7.5)
- [CVE-2014-8533](https://insights.sbomify.com/CVE-2014-8533/): Other in n/a (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2017-3935 and fix it if it is affected.

What it is: CVE-2017-3935 is a high-severity vulnerability in McAfee Network Data Loss Prevention, published on 31 Oct 2017. 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-2017-3935 in the wild and no public exploit code.

Affected product: McAfee Network Data Loss Prevention. 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-2017-3935/ (Markdown: https://insights.sbomify.com/CVE-2017-3935/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2017-3935
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2017-3935
- OSV: https://osv.dev/vulnerability/CVE-2017-3935

---
From sbomify Insights: https://insights.sbomify.com/CVE-2017-3935/
Summaries are generated and may contain mistakes; the official description above is the record.