# CVE-2022-37133: Missing authorization in n/a

> Unauthenticated attackers can reboot the D-Link DIR-816 router by accessing a specific URL, causing a denial of service.

- **Severity:** High 7.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 22 Aug 2022
- **Updated:** 3 Aug 2024
- **Also known as:** GHSA-qjqh-pp4q-mrg7

## What is CVE-2022-37133?

CVE-2022-37133 is a high-severity missing authorization vulnerability in Dlink Dir-816 Firmware, published on 22 Aug 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

D-link DIR-816 A2_v1.10CNB04.img reboots the router without authentication via /goform/doReboot. No authentication is required, and reboot is executed when the function returns at the end.

Weakness: CWE-404 (Improper Resource Shutdown or Release)

## Which versions are affected by CVE-2022-37133?

It affects 1 product.


Products: Dlink Dir-816 Firmware.

## How do I fix CVE-2022-37133?

No fix has been published for CVE-2022-37133 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-37133 being exploited?

There is no known exploitation of CVE-2022-37133 in the wild and no public exploit code.

## Other vulnerabilities in Dlink Dir-816 Firmware

- [CVE-2025-45931](https://insights.sbomify.com/CVE-2025-45931/): Command injection in n/a (critical 9.8)
- [CVE-2024-57684](https://insights.sbomify.com/CVE-2024-57684/): Missing authorization in n/a (critical 9.8)
- [CVE-2023-24331](https://insights.sbomify.com/CVE-2023-24331/): Command injection in n/a (critical 9.8)
- [CVE-2024-24321](https://insights.sbomify.com/CVE-2024-24321/): Command injection in n/a (critical 9.8)
- [CVE-2023-39637](https://insights.sbomify.com/CVE-2023-39637/): Command injection in n/a (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-37133 and fix it if it is affected.

What it is: CVE-2022-37133 is a high-severity missing authorization vulnerability in Dlink Dir-816 Firmware, published on 22 Aug 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-37133 in the wild and no public exploit code.

Affected product: Dlink Dir-816 Firmware. 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-2022-37133/ (Markdown: https://insights.sbomify.com/CVE-2022-37133/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-37133
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-37133
- OSV: https://osv.dev/vulnerability/CVE-2022-37133

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-37133/
Summaries are generated and may contain mistakes; the official description above is the record.