# CVE-2023-45844: Security feature bypass in ctrlX HMI Web Panel - WR21 (WR2107)

> A low-privileged user can bypass Kiosk mode restrictions to install arbitrary apps and access critical device settings on Bosch Rexroth HMI panels.

- **Severity:** High 7.3 (`CVSS:3.0/AV:P/AC:L/PR:N/UI:R/S:C/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:** 25 Oct 2023
- **Updated:** 10 Sep 2024
- **Also known as:** GHSA-h552-rv29-f87f

## What is CVE-2023-45844?

CVE-2023-45844 is a high-severity vulnerability in Rexroth ctrlX HMI Web Panel - WR21 (WR2107), published on 25 Oct 2023. 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

The vulnerability allows a low privileged user that have access to the device when locked in Kiosk mode to install an arbitrary Android application and leverage it to have access to critical device settings such as the device power management or eventually the device secure settings (ADB debug).

Weakness: CWE-284 (Improper Access Control)

## Which versions are affected by CVE-2023-45844?

It affects 3 products.


Products: Boschrexroth Ctrlx Hmi Web Panel Wr2107 Firmware, Boschrexroth Ctrlx Hmi Web Panel Wr2110 Firmware, Boschrexroth Ctrlx Hmi Web Panel Wr2115 Firmware.

## How do I fix CVE-2023-45844?

No fix has been published for CVE-2023-45844 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-45844 being exploited?

There is no known exploitation of CVE-2023-45844 in the wild and no public exploit code.

## Other vulnerabilities in Rexroth ctrlX HMI Web Panel - WR21 (WR2107)

- [CVE-2023-41255](https://insights.sbomify.com/CVE-2023-41255/): Missing authorization in ctrlX HMI Web Panel - WR21 (WR2107) (high 8.8)
- [CVE-2023-45220](https://insights.sbomify.com/CVE-2023-45220/): Information disclosure in ctrlX HMI Web Panel - WR21 (WR2107) (high 8.8)
- [CVE-2023-45851](https://insights.sbomify.com/CVE-2023-45851/): Missing authorization in ctrlX HMI Web Panel - WR21 (WR2107) (high 8.8)
- [CVE-2023-46102](https://insights.sbomify.com/CVE-2023-46102/): Hardcoded credentials in ctrlX HMI Web Panel - WR21 (WR2107) (high 8.8)
- [CVE-2023-45321](https://insights.sbomify.com/CVE-2023-45321/): Information disclosure in ctrlX HMI Web Panel - WR21 (WR2107) (high 8.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-45844 and fix it if it is affected.

What it is: CVE-2023-45844 is a high-severity vulnerability in Rexroth ctrlX HMI Web Panel - WR21 (WR2107), published on 25 Oct 2023. 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-2023-45844 in the wild and no public exploit code.

Affected product: Rexroth ctrlX HMI Web Panel - WR21 (WR2107). 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-2023-45844/ (Markdown: https://insights.sbomify.com/CVE-2023-45844/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-45844
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-45844
- OSV: https://osv.dev/vulnerability/CVE-2023-45844

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From sbomify Insights: https://insights.sbomify.com/CVE-2023-45844/
Summaries are generated and may contain mistakes; the official description above is the record.