# CVE-2023-1834: Rockwell Automation Kinetix 5500 Vulnerable to Open Port Exploitation

> Attackers can access Kinetix 5500 drives via default open Telnet and FTP ports, bypassing intended security restrictions.

- **Severity:** Critical 9.4 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/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:** 11 May 2023
- **Updated:** 24 Jan 2025
- **Also known as:** GHSA-4525-wg6p-34mx

## What is CVE-2023-1834?

CVE-2023-1834 is a critical vulnerability in Rockwell Automation Kinetix 5500 EtherNet/IP Servo Drive, published on 11 May 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Rockwell Automation was made aware that Kinetix 5500 drives, manufactured between May 2022 and January 2023, and are running v7.13 may have the telnet and FTP ports open by default.  This could potentially allow attackers unauthorized access to the device through the open ports.

Weakness: CWE-284 (Improper Access Control)

## Which versions are affected by CVE-2023-1834?

It affects 1 product.


Products: Rockwellautomation Kinetix 5500 Firmware.

## How do I fix CVE-2023-1834?

No fix has been published for CVE-2023-1834 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-1834 being exploited?

There is no known exploitation of CVE-2023-1834 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-1834 and fix it if it is affected.

What it is: CVE-2023-1834 is a critical vulnerability in Rockwell Automation Kinetix 5500 EtherNet/IP Servo Drive, published on 11 May 2023. 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-2023-1834 in the wild and no public exploit code.

Affected product: Rockwell Automation Kinetix 5500 EtherNet/IP Servo Drive. 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-2023-1834/ (Markdown: https://insights.sbomify.com/CVE-2023-1834/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-1834
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-1834
- OSV: https://osv.dev/vulnerability/CVE-2023-1834

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-1834/
Summaries are generated and may contain mistakes; the official description above is the record.