# CVE-2018-9075: Iomega and LenovoEMC NAS Web UI Vulnerabilities

> Attackers can execute arbitrary commands as root via command injection in the PersonalCloud setup parameter on affected NAS devices.

- **Severity:** High 8.1 (`CVSS:3.0/AV:N/AC:H/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:** 28 Sep 2018
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-w6wh-hgvh-hv2v

## What is CVE-2018-9075?

CVE-2018-9075 is a high-severity command injection vulnerability in Lenovo Group LTD EZ Media and Backup Center, published on 28 Sep 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

For some Iomega, Lenovo, LenovoEMC NAS devices versions 4.1.402.34662 and earlier, when joining a PersonalCloud setup, an attacker can craft a command injection payload using backtick "``" characters in the client:password parameter. As a result, arbitrary commands may be executed as the root user. The attack requires a value __c and iomega parameter.

Weakness: CWE-78 (Improper Neutralization of Special Elements used in an OS Command)

## Which versions are affected by CVE-2018-9075?

It affects 1 product.


Products: Lenovo Lenovoemc Firmware.

## How do I fix CVE-2018-9075?

No fix has been published for CVE-2018-9075 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-9075 being exploited?

There is no known exploitation of CVE-2018-9075 in the wild and no public exploit code.

Public exploit code:

- https://github.com/beverlymiller818/cve-2018-9075 (github_poc): https://github.com/beverlymiller818/cve-2018-9075

## Other vulnerabilities in Lenovo Group LTD EZ Media and Backup Center

- [CVE-2018-9076](https://insights.sbomify.com/CVE-2018-9076/): Iomega and LenovoEMC NAS Web UI Vulnerabilities (high 8.1)
- [CVE-2018-9077](https://insights.sbomify.com/CVE-2018-9077/): Iomega and LenovoEMC NAS Web UI Vulnerabilities (high 8.1)
- [CVE-2018-9074](https://insights.sbomify.com/CVE-2018-9074/): Iomega and LenovoEMC NAS Web UI Vulnerabilities (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-9075 and fix it if it is affected.

What it is: CVE-2018-9075 is a high-severity command injection vulnerability in Lenovo Group LTD EZ Media and Backup Center, published on 28 Sep 2018. 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-2018-9075 in the wild and no public exploit code.

Affected product: Lenovo Group LTD EZ Media and Backup Center. 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-2018-9075/ (Markdown: https://insights.sbomify.com/CVE-2018-9075/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-9075
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-9075
- OSV: https://osv.dev/vulnerability/CVE-2018-9075

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From sbomify Insights: https://insights.sbomify.com/CVE-2018-9075/
Summaries are generated and may contain mistakes; the official description above is the record.