# CVE-2024-8272: macOS Universal Audio (UAConnect) <= 2.7.0 - Local Privilege Escalation

> Local attackers can escalate privileges to root by exploiting missing client validation in the UAConnect XPC service on macOS.

- **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:** 25 Nov 2024
- **Updated:** 25 Nov 2024
- **Also known as:** GHSA-4j83-7cvp-5r59

## What is CVE-2024-8272?

CVE-2024-8272 is a high-severity missing authorization vulnerability in Universal Audio UAConnect, published on 25 Nov 2024. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

The com.uaudio.bsd.helper service, responsible for handling privileged operations, fails to implement critical client validation during XPC inter-process communication (IPC). Specifically, the service does not verify the code requirements, entitlements, or security flags of any client attempting to establish a connection. This lack of proper validation allows unauthorized clients to exploit the service's methods and escalate privileges to root.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2024-8272?


## How do I fix CVE-2024-8272?

No fix has been published for CVE-2024-8272 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-8272 being exploited?

There is no known exploitation of CVE-2024-8272 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-8272 and fix it if it is affected.

What it is: CVE-2024-8272 is a high-severity missing authorization vulnerability in Universal Audio UAConnect, published on 25 Nov 2024. 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-2024-8272 in the wild and no public exploit code.

Affected product: Universal Audio UAConnect. 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-2024-8272/ (Markdown: https://insights.sbomify.com/CVE-2024-8272/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-8272
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-8272
- OSV: https://osv.dev/vulnerability/CVE-2024-8272

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-8272/
Summaries are generated and may contain mistakes; the official description above is the record.