# CVE-2019-10976: XML external entity in Mitsubishi Electric FR Configurator2

> An attacker can read arbitrary files by tricking a user into opening a malicious XML project file in Mitsubishi Electric FR Configurator2.

- **Severity:** Medium 5.5 (`CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N`)
- **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:** 25 Jul 2019
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-rc7f-grwh-gqv6

## What is CVE-2019-10976?

CVE-2019-10976 is a medium-severity vulnerability in Mitsubishi Electric FR Configurator2, published on 25 Jul 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

Mitsubishi Electric FR Configurator2, Version 1.16S and prior. This vulnerability is triggered when input passed to the XML parser is not sanitized while parsing the XML project and/or template file (.frc2). Once a user opens the file, the attacker could read arbitrary files.

Weakness: CWE-611 (Improper Restriction of XML External Entity Reference)

## Which versions are affected by CVE-2019-10976?

It affects 1 product.


Products: Mitsubishielectric Electric Fr Configurator2 Firmware.

## How do I fix CVE-2019-10976?

No fix has been published for CVE-2019-10976 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-10976 being exploited?

There is no known exploitation of CVE-2019-10976 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-10976 and fix it if it is affected.

What it is: CVE-2019-10976 is a medium-severity vulnerability in Mitsubishi Electric FR Configurator2, published on 25 Jul 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-2019-10976 in the wild and no public exploit code.

Affected product: Mitsubishi Electric FR Configurator2. 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-2019-10976/ (Markdown: https://insights.sbomify.com/CVE-2019-10976/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-10976
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-10976
- OSV: https://osv.dev/vulnerability/CVE-2019-10976

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From sbomify Insights: https://insights.sbomify.com/CVE-2019-10976/
Summaries are generated and may contain mistakes; the official description above is the record.