# CVE-2019-3641: Exploitation of Authorization in TIE Server

> Remote authenticated users can modify stored reputation data in McAfee TIE Server due to improper authorization checks in exposed APIs.

- **Severity:** Medium 4.5 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 13 Nov 2019
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-qfxj-w5h6-q54f

## What is CVE-2019-3641?

CVE-2019-3641 is a medium-severity missing authorization vulnerability in McAfee,LLC Threat Intelligence Exchange Server (TIE Server), published on 13 Nov 2019. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

### Official description

Abuse of Authorization vulnerability in APIs exposed by TIE server in McAfee Threat Intelligence Exchange Server (TIE Server) 3.0.0 allows remote authenticated users to modify stored reputation data via specially crafted messages.

Weakness: CWE-285 (Improper Authorization)

## Which versions are affected by CVE-2019-3641?

It affects 1 product.


Products: Mcafee Threat Intelligence Exchange Server.

## How do I fix CVE-2019-3641?

No fix has been published for CVE-2019-3641 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-3641 being exploited?

There is no known exploitation of CVE-2019-3641 in the wild and no public exploit code.

## Other vulnerabilities in McAfee,LLC Threat Intelligence Exchange Server (TIE Server)

- [CVE-2018-6695](https://insights.sbomify.com/CVE-2018-6695/): Threat Intelligence Exchange Server (TIE Server) SSH host keys generation vulnerability (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-3641 and fix it if it is affected.

What it is: CVE-2019-3641 is a medium-severity missing authorization vulnerability in McAfee,LLC Threat Intelligence Exchange Server (TIE Server), published on 13 Nov 2019. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2019-3641 in the wild and no public exploit code.

Affected product: McAfee,LLC Threat Intelligence Exchange Server (TIE 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-2019-3641/ (Markdown: https://insights.sbomify.com/CVE-2019-3641/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-3641
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-3641
- OSV: https://osv.dev/vulnerability/CVE-2019-3641

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From sbomify Insights: https://insights.sbomify.com/CVE-2019-3641/
Summaries are generated and may contain mistakes; the official description above is the record.