# CVE-2019-3652: ENS code injection in EPSetup.exe

> A local attacker can inject malicious code into the McAfee Endpoint Security installer to execute arbitrary code and escalate privileges.

- **Severity:** Medium 5.0 (`CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:L/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 9 Oct 2019
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-rxpf-v99c-5pj8

## What is CVE-2019-3652?

CVE-2019-3652 is a medium-severity code injection vulnerability in McAfee, LLC McAfee Endpoint Security (ENS), published on 9 Oct 2019. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

### Official description

Code Injection vulnerability in EPSetup.exe in McAfee Endpoint Security (ENS) Prior to 10.6.1 October 2019 Update allows local user to get their malicious code installed by the ENS installer via code injection into EPSetup.exe by an attacker with access to the installer.

Weakness: CWE-94 (Improper Control of Generation of Code)

## Which versions are affected by CVE-2019-3652?

It affects 1 product.


Products: Mcafee Endpoint Security.

## How do I fix CVE-2019-3652?

No fix has been published for CVE-2019-3652 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-3652 being exploited?

There is no known exploitation of CVE-2019-3652 in the wild and no public exploit code.

## Other vulnerabilities in McAfee, LLC McAfee Endpoint Security (ENS)

- [CVE-2020-7319](https://insights.sbomify.com/CVE-2020-7319/): Improper Access Control Vulnerability in ENS for Windows (high 8.8)
- [CVE-2020-7264](https://insights.sbomify.com/CVE-2020-7264/): Privilege Escalation vulnerability through symbolic links in ENS for Windows (high 8.8)
- [CVE-2020-7265](https://insights.sbomify.com/CVE-2020-7265/): Privilege Escalation vulnerability through symbolic links in ENSM (high 8.8)
- [CVE-2019-3582](https://insights.sbomify.com/CVE-2019-3582/): McAfee Endpoint Security updates fix a privilege escalation vulnerability (high 8.6)
- [CVE-2020-7257](https://insights.sbomify.com/CVE-2020-7257/): Privilege Escalation vulnerability through Symbolic links in ENS (high 8.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-3652 and fix it if it is affected.

What it is: CVE-2019-3652 is a medium-severity code injection vulnerability in McAfee, LLC McAfee Endpoint Security (ENS), published on 9 Oct 2019. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2019-3652 in the wild and no public exploit code.

Affected product: McAfee, LLC McAfee Endpoint Security (ENS). 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-2019-3652/ (Markdown: https://insights.sbomify.com/CVE-2019-3652/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-3652
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-3652
- OSV: https://osv.dev/vulnerability/CVE-2019-3652

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From sbomify Insights: https://insights.sbomify.com/CVE-2019-3652/
Summaries are generated and may contain mistakes; the official description above is the record.