# CVE-2019-3719: Code injection in SupportAssist Client

> An attacker can trick a user into downloading and executing arbitrary code via the SupportAssist client, leading to remote code execution.

- **Severity:** High 7.1 (`CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 18 Apr 2019
- **Updated:** 16 Sep 2024
- **Also known as:** GHSA-6hgm-wcrx-jjw5

## What is CVE-2019-3719?

CVE-2019-3719 is a high-severity code injection vulnerability in Dell SupportAssist Client, published on 18 Apr 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

Dell SupportAssist Client versions prior to 3.2.0.90 contain a remote code execution vulnerability. An unauthenticated attacker, sharing the network access layer with the vulnerable system, can compromise the vulnerable system by tricking a victim user into downloading and executing arbitrary executables via SupportAssist client from attacker hosted sites.

## Which versions are affected by CVE-2019-3719?

It affects 1 product.


Products: Dell Supportassist.

## How do I fix CVE-2019-3719?

No fix has been published for CVE-2019-3719 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-3719 being exploited?

There is no known exploitation of CVE-2019-3719 in the wild and no public exploit code.

Public exploit code:

- https://github.com/jiansiting/CVE-2019-3719 (github_poc): https://github.com/jiansiting/CVE-2019-3719

## Other vulnerabilities in Dell SupportAssist Client

- [CVE-2019-3718](https://insights.sbomify.com/CVE-2019-3718/): Cross-site request forgery in SupportAssist Client (high 7.6)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-3719 and fix it if it is affected.

What it is: CVE-2019-3719 is a high-severity code injection vulnerability in Dell SupportAssist Client, published on 18 Apr 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-2019-3719 in the wild and no public exploit code.

Affected product: Dell SupportAssist Client. 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-2019-3719/ (Markdown: https://insights.sbomify.com/CVE-2019-3719/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-3719
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-3719
- OSV: https://osv.dev/vulnerability/CVE-2019-3719

---
From sbomify Insights: https://insights.sbomify.com/CVE-2019-3719/
Summaries are generated and may contain mistakes; the official description above is the record.