# CVE-2019-19705: Privilege escalation in n/a

> Realtek Audio Drivers mishandle DLL preloading, allowing local attackers to execute arbitrary code with elevated privileges.

- **Severity:** High 7.8 (`CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`)
- **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:** 26 Dec 2022
- **Updated:** 14 Apr 2025
- **Also known as:** GHSA-x4q2-pwgr-g2mx

## What is CVE-2019-19705?

CVE-2019-19705 is a high-severity vulnerability in n/a, published on 26 Dec 2022. 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

Realtek Audio Drivers for Windows, as used on the Lenovo ThinkPad X1 Carbon 20A7, 20A8, 20BS, and 20BT before 6.0.8882.1 and 20KH and 20KG before 6.0.8907.1 (and on many other Lenovo and non-Lenovo products), mishandles DLL preloading.

Weakness: CWE-428 (Unquoted Search Path or Element)

## Which versions are affected by CVE-2019-19705?

It affects 136 products.


Products: Lenovo Aio300-23isu Firmware, Lenovo Aio310-20iap Firmware, Lenovo Aio510-22ish Firmware, Lenovo Aio510-23ish Firmware, Lenovo Aio520-22ikl Firmware, Lenovo Aio520-22iku Firmware, Lenovo Aio520-24ikl Firmware, Lenovo Aio520-24iku Firmware, Lenovo Aio520-27ikl Firmware, Lenovo Aio720-24ikb Firmware, Lenovo Aio 910-27ish Firmware, Lenovo Aio Y910-27ish Firmware, Lenovo Ideacentre 300s-11ish Firmware, Lenovo Ideacentre 310-15asr Firmware, Lenovo Ideacentre 310-15iap Firmware, Lenovo Ideacentre 310a-15iap Firmware, Lenovo Ideacentre 310s-08iap Firmware, Lenovo Ideacentre 510-15abr Firmware, Lenovo Ideacentre 510-15ikl Firmware, Lenovo Ideacentre 510s-08ikl Firmware and 116 more.

## How do I fix CVE-2019-19705?

No fix has been published for CVE-2019-19705 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-19705 being exploited?

There is no known exploitation of CVE-2019-19705 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-19705 and fix it if it is affected.

What it is: CVE-2019-19705 is a high-severity vulnerability in n/a, published on 26 Dec 2022. 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-2019-19705 in the wild and no public exploit code.

Affected product: n/a. 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-2019-19705/ (Markdown: https://insights.sbomify.com/CVE-2019-19705/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-19705
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-19705
- OSV: https://osv.dev/vulnerability/CVE-2019-19705

---
From sbomify Insights: https://insights.sbomify.com/CVE-2019-19705/
Summaries are generated and may contain mistakes; the official description above is the record.