# CVE-2021-32972: XML external entity in Panasonic FPWIN Pro

> An attacker can craft a malicious project file to trigger an XML External Entity vulnerability, potentially disclosing sensitive information accessible to the user.

- **Severity:** Medium 5.5 (`CVSS:3.1/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:** 9 Jul 2021
- **Updated:** 3 Aug 2024
- **Also known as:** GHSA-5cr4-4crm-rrp5

## What is CVE-2021-32972?

CVE-2021-32972 is a medium-severity vulnerability in Panasonic FPWIN Pro, published on 9 Jul 2021. 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

Panasonic FPWIN Pro, all Versions 7.5.1.1 and prior, allows an attacker to craft a project file specifying a URI that causes the XML parser to access the URI and embed the contents, which may allow the attacker to disclose information that is accessible in the context of the user executing software.

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

## Which versions are affected by CVE-2021-32972?

It affects 1 product.


Products: Panasonic Fpwin Pro.

## How do I fix CVE-2021-32972?

No fix has been published for CVE-2021-32972 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-32972 being exploited?

There is no known exploitation of CVE-2021-32972 in the wild and no public exploit code.

## Other vulnerabilities in Panasonic FPWIN Pro

- [CVE-2023-6314](https://insights.sbomify.com/CVE-2023-6314/): Memory corruption in Control FPWIN Pro (high 7.8)
- [CVE-2023-6315](https://insights.sbomify.com/CVE-2023-6315/): Memory corruption in Control FPWIN Pro (high 7.8)
- [CVE-2020-16236](https://insights.sbomify.com/CVE-2020-16236/): anasonic FPWIN Pro (high 7.8)
- [CVE-2016-4498](https://insights.sbomify.com/CVE-2016-4498/): Null dereference in n/a (medium 5.5)
- [CVE-2016-4496](https://insights.sbomify.com/CVE-2016-4496/): Integer overflow in n/a (medium 4.2)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-32972 and fix it if it is affected.

What it is: CVE-2021-32972 is a medium-severity vulnerability in Panasonic FPWIN Pro, published on 9 Jul 2021. 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-2021-32972 in the wild and no public exploit code.

Affected product: Panasonic FPWIN Pro. 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-2021-32972/ (Markdown: https://insights.sbomify.com/CVE-2021-32972/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-32972
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-32972
- OSV: https://osv.dev/vulnerability/CVE-2021-32972

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-32972/
Summaries are generated and may contain mistakes; the official description above is the record.