# CVE-2024-21946: Privilege escalation in AMD Ryzen Master Utility for Overclocking Control

> An attacker can exploit incorrect default permissions in the AMD Ryzen Master Utility to escalate privileges and execute arbitrary code.

- **Severity:** High 7.3 (`CVSS:3.1/AV:L/AC:L/PR:L/UI:R/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:** A user has to click or open something
- **Fix available:** No
- **Published:** 12 Nov 2024
- **Updated:** 13 Nov 2024
- **Also known as:** GHSA-jc4h-vrmv-7c33

## What is CVE-2024-21946?

CVE-2024-21946 is a high-severity vulnerability in AMD Ryzen Master Utility for Overclocking Control, published on 12 Nov 2024. 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

Incorrect default permissions in the AMD RyzenTM Master Utility installation directory could allow an attacker to achieve privilege escalation potentially resulting in arbitrary code execution.

Weakness: CWE-276 (Incorrect Default Permissions)

## Which versions are affected by CVE-2024-21946?

It affects 1 product.


Products: Amd Ryzen Master Utility for Overclocking Control.

## How do I fix CVE-2024-21946?

No fix has been published for CVE-2024-21946 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-21946 being exploited?

There is no known exploitation of CVE-2024-21946 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-21946 and fix it if it is affected.

What it is: CVE-2024-21946 is a high-severity vulnerability in AMD Ryzen Master Utility for Overclocking Control, published on 12 Nov 2024. 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-2024-21946 in the wild and no public exploit code.

Affected product: AMD Ryzen Master Utility for Overclocking Control. 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-2024-21946/ (Markdown: https://insights.sbomify.com/CVE-2024-21946/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-21946
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-21946
- OSV: https://osv.dev/vulnerability/CVE-2024-21946

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From sbomify Insights: https://insights.sbomify.com/CVE-2024-21946/
Summaries are generated and may contain mistakes; the official description above is the record.