# CVE-2022-3321: Lock WARP switch feature bypass on WARP mobile client for iOS

> Attackers can bypass Zero Trust security policies on the Cloudflare WARP iOS client by enabling specific network disable switches simultaneously.

- **Severity:** Medium 6.7 (`CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:H/A:L`)
- **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:** 28 Oct 2022
- **Updated:** 8 May 2025

## What is CVE-2022-3321?

CVE-2022-3321 is a medium-severity vulnerability in Cloudflare WARP, published on 28 Oct 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

It was possible to bypass  Lock WARP switch feature https://developers.cloudflare.com/cloudflare-one/connections/connect-devices/warp/warp-settings/#lock-warp-switch  on the WARP iOS mobile client by enabling both "Disable for cellular networks" and "Disable for Wi-Fi networks" switches at once in the application settings. Such configuration caused the WARP client to disconnect and allowed the user to bypass restrictions and policies enforced by the Zero Trust platform.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2022-3321?

It affects 1 product.


Products: Cloudflare Warp Mobile Client.

## How do I fix CVE-2022-3321?

No fix has been published for CVE-2022-3321 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-3321 being exploited?

There is no known exploitation of CVE-2022-3321 in the wild and no public exploit code.

## Other vulnerabilities in Cloudflare WARP

- [CVE-2022-3322](https://insights.sbomify.com/CVE-2022-3322/): Lock WARP switch bypass on WARP mobile client using iOS quick action (medium 6.7)
- [CVE-2022-3337](https://insights.sbomify.com/CVE-2022-3337/): Lock WARP switch bypass by removing VPN profile on iOS mobile client (medium 6.7)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-3321 and fix it if it is affected.

What it is: CVE-2022-3321 is a medium-severity vulnerability in Cloudflare WARP, published on 28 Oct 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-2022-3321 in the wild and no public exploit code.

Affected product: Cloudflare WARP. 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-2022-3321/ (Markdown: https://insights.sbomify.com/CVE-2022-3321/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-3321
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-3321
- OSV: https://osv.dev/vulnerability/CVE-2022-3321

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-3321/
Summaries are generated and may contain mistakes; the official description above is the record.