# CVE-2024-6786: MXview One Series vulnerable to Path Traversal

> Attackers can read arbitrary files, including secrets, via crafted MQTT messages in Moxa MXview One devices.

- **Severity:** Medium 6.0 (`CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA: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:** 21 Sep 2024
- **Updated:** 26 Sep 2024
- **Also known as:** GHSA-26q7-27mp-g4qj

## What is CVE-2024-6786?

CVE-2024-6786 is a medium-severity path traversal vulnerability in Moxa MXview One Series, published on 21 Sep 2024. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The vulnerability allows an attacker to craft MQTT messages that include relative path traversal sequences, enabling them to read arbitrary files on the system. This could lead to the disclosure of sensitive information, such as configuration files and JWT signing secrets.

Weakness: CWE-22 (Improper Limitation of a Pathname to a Restricted Directory), CWE-24 (Path Traversal: '../filedir')

## Which versions are affected by CVE-2024-6786?

It affects 1 product.


Products: Moxa Mxview One.

## How do I fix CVE-2024-6786?

No fix has been published for CVE-2024-6786 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-6786 being exploited?

There is no known exploitation of CVE-2024-6786 in the wild and no public exploit code.

## Other vulnerabilities in Moxa MXview One Series

- [CVE-2024-6785](https://insights.sbomify.com/CVE-2024-6785/): MXview One and MXview One Central Manager Series store cleartext credentials in a local file (medium 6.8)
- [CVE-2024-6787](https://insights.sbomify.com/CVE-2024-6787/): MXview One Series vulnerable to Time-of-check Time-of-use (TOCTOU) Race Condition (medium 6.0)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-6786 and fix it if it is affected.

What it is: CVE-2024-6786 is a medium-severity path traversal vulnerability in Moxa MXview One Series, published on 21 Sep 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2024-6786 in the wild and no public exploit code.

Affected product: Moxa MXview One Series. 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-2024-6786/ (Markdown: https://insights.sbomify.com/CVE-2024-6786/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-6786
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-6786
- OSV: https://osv.dev/vulnerability/CVE-2024-6786

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-6786/
Summaries are generated and may contain mistakes; the official description above is the record.