# CVE-2022-1737: Pyramid Solutions EtherNet/IP Adapter Development Kit Out-of-bound Write

> An attacker can cause a denial-of-service condition in Pyramid Solutions EtherNet/IP kits by sending a specially crafted packet that triggers an out-of-bounds write.

- **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:** 12 Jul 2022
- **Updated:** 16 Apr 2025
- **Also known as:** GHSA-cfph-pp77-pjq8

## What is CVE-2022-1737?

CVE-2022-1737 is a critical memory corruption vulnerability in Pyramid Solutions EtherNet/IP Adapter DLL Kit (EIPA), published on 12 Jul 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Pyramid Solutions' affected products, the Developer and DLL kits for EtherNet/IP Adapter and EtherNet/IP Scanner, are vulnerable to an out-of-bounds write, which may allow an unauthorized attacker to send a specially crafted packet that may result in a denial-of-service condition.

Weakness: CWE-787 (Out-of-bounds Write)

## Which versions are affected by CVE-2022-1737?

It affects 4 products.


Products: Pyramidsolutions Netstax Ethernet\/Ip Adapter Development Kit, Pyramidsolutions Netstax Ethernet\/Ip Adapter Dll Kit, Pyramidsolutions Netstax Ethernet\/Ip Scanner Development Kit, Pyramidsolutions Netstax Ethernet\/Ip Scanner Dll Kit.

## How do I fix CVE-2022-1737?

No fix has been published for CVE-2022-1737 yet. Limit exposure of the affected software until one is available.

## Is CVE-2022-1737 being exploited?

There is no known exploitation of CVE-2022-1737 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2022-1737 and fix it if it is affected.

What it is: CVE-2022-1737 is a critical memory corruption vulnerability in Pyramid Solutions EtherNet/IP Adapter DLL Kit (EIPA), published on 12 Jul 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-2022-1737 in the wild and no public exploit code.

Affected product: Pyramid Solutions EtherNet/IP Adapter DLL Kit (EIPA). 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-2022-1737/ (Markdown: https://insights.sbomify.com/CVE-2022-1737/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2022-1737
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2022-1737
- OSV: https://osv.dev/vulnerability/CVE-2022-1737

---
From sbomify Insights: https://insights.sbomify.com/CVE-2022-1737/
Summaries are generated and may contain mistakes; the official description above is the record.