# CVE-2019-19793: Race condition in n/a

> A race condition in the AppGate SDP Client allows local or remote users to gain elevated privileges on Windows systems.

- **Severity:** High 8.8 (`CVSS:3.1/AV:N/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:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 13 Dec 2019
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-hgxf-cvh7-ghp4

## What is CVE-2019-19793?

CVE-2019-19793 is a high-severity vulnerability in n/a, published on 13 Dec 2019. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

In Cyxtera AppGate SDP Client 4.1.x through 4.3.x before 4.3.2 on Windows, a local or remote user from the same domain can gain privileges.

Weakness: CWE-367 (Time-of-check Time-of-use (TOCTOU) Race Condition)

## Which versions are affected by CVE-2019-19793?

It affects 1 product.


Products: Cyxtera Appgate Sdp.

## How do I fix CVE-2019-19793?

No fix has been published for CVE-2019-19793 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-19793 being exploited?

There is no known exploitation of CVE-2019-19793 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-19793 and fix it if it is affected.

What it is: CVE-2019-19793 is a high-severity vulnerability in n/a, published on 13 Dec 2019. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2019-19793 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-2019-19793/ (Markdown: https://insights.sbomify.com/CVE-2019-19793/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-19793
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-19793
- OSV: https://osv.dev/vulnerability/CVE-2019-19793

---
From sbomify Insights: https://insights.sbomify.com/CVE-2019-19793/
Summaries are generated and may contain mistakes; the official description above is the record.