# CVE-2021-37184: Auth bypass in Industrial Edge Management

> Unauthenticated attackers can change user passwords to impersonate valid users in Siemens Industrial Edge Management.

- **Severity:** Critical 9.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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:** 14 Sep 2021
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-x36w-m8p6-4mc4

## What is CVE-2021-37184?

CVE-2021-37184 is a critical authentication bypass vulnerability in Siemens Industrial Edge Management, published on 14 Sep 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability has been identified in Industrial Edge Management (All versions < V1.3). An unauthenticated attacker could change the the password of any user in the system under certain circumstances. With this an attacker could impersonate any valid user on an affected system.

Weakness: CWE-639 (Authorization Bypass Through User-Controlled Key)

## Which versions are affected by CVE-2021-37184?

It affects 1 product.


Products: Siemens Industrial Edge Management.

## How do I fix CVE-2021-37184?

No fix has been published for CVE-2021-37184 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-37184 being exploited?

There is no known exploitation of CVE-2021-37184 in the wild and no public exploit code.

## Other vulnerabilities in Siemens Industrial Edge Management

- [CVE-2022-40147](https://insights.sbomify.com/CVE-2022-40147/): Security feature bypass in Industrial Edge Management (high 7.4)
- [CVE-2024-45385](https://insights.sbomify.com/CVE-2024-45385/): Cross-site scripting in Industrial Edge Management OS (IEM-OS) (low 2.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-37184 and fix it if it is affected.

What it is: CVE-2021-37184 is a critical authentication bypass vulnerability in Siemens Industrial Edge Management, published on 14 Sep 2021. 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-2021-37184 in the wild and no public exploit code.

Affected product: Siemens Industrial Edge Management. 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-2021-37184/ (Markdown: https://insights.sbomify.com/CVE-2021-37184/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-37184
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-37184
- OSV: https://osv.dev/vulnerability/CVE-2021-37184

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-37184/
Summaries are generated and may contain mistakes; the official description above is the record.