# CVE-2022-21174: Privilege escalation in Intel(R) Quartus(R) Prime Pro Edition

> An authenticated local user can escalate privileges in Intel Quartus Prime Pro Edition due to improper access control in a third-party component.

- **Severity:** High 7.8 (`CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 9 Feb 2022
- **Updated:** 5 May 2025
- **Also known as:** GHSA-56jf-qqrc-2h69

## What is CVE-2022-21174?

CVE-2022-21174 is a high-severity vulnerability in Intel(R) Quartus(R) Prime Pro Edition, published on 9 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Improper access control in a third-party component of Intel(R) Quartus(R) Prime Pro Edition before version 21.3 may allow an authenticated user to potentially enable escalation of privilege via local access.

## Which versions are affected by CVE-2022-21174?

It affects 1 product.


Products: Intel Quartus Prime.

## How do I fix CVE-2022-21174?

No fix has been published for CVE-2022-21174 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-21174 being exploited?

There is no known exploitation of CVE-2022-21174 in the wild and no public exploit code.

## Other vulnerabilities in Intel(R) Quartus(R) Prime Pro Edition

- [CVE-2021-44454](https://insights.sbomify.com/CVE-2021-44454/): Privilege escalation in Intel(R) Quartus(R) Prime Pro Edition (high 7.8)
- [CVE-2022-21203](https://insights.sbomify.com/CVE-2022-21203/): Privilege escalation in Intel(R) Quartus(R) Prime Standard Edition (high 7.8)
- [CVE-2022-21204](https://insights.sbomify.com/CVE-2022-21204/): Privilege escalation in Intel(R) Quartus(R) Prime Pro Edition (high 7.8)
- [CVE-2022-21220](https://insights.sbomify.com/CVE-2022-21220/): XML external entity in Intel(R) Quartus(R) Prime Pro Edition (high 7.8)
- [CVE-2019-14603](https://insights.sbomify.com/CVE-2019-14603/): Privilege escalation in Intel® Quartus® Prime Pro Edition (high 7.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-21174 and fix it if it is affected.

What it is: CVE-2022-21174 is a high-severity vulnerability in Intel(R) Quartus(R) Prime Pro Edition, published on 9 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-21174 in the wild and no public exploit code.

Affected product: Intel(R) Quartus(R) Prime Pro Edition. 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-2022-21174/ (Markdown: https://insights.sbomify.com/CVE-2022-21174/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-21174
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-21174
- OSV: https://osv.dev/vulnerability/CVE-2022-21174

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-21174/
Summaries are generated and may contain mistakes; the official description above is the record.