# CVE-2016-5815: Missing authorization in Schneider Electric IONXXXX Series Power Meter Vulnerabilities

> Unauthorized users can access the management portal and modify configurations because authentication is disabled by default on Schneider Electric power meters.

- **Severity:** Critical 9.8 (`CVSS:3.0/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:** 13 Feb 2017
- **Updated:** 6 Aug 2024
- **Also known as:** GHSA-mfpm-xw3v-wfrj

## What is CVE-2016-5815?

CVE-2016-5815 is a critical missing authorization vulnerability in Schneider Electric IONXXXX Series Power Meter Vulnerabilities, published on 13 Feb 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

An issue was discovered on Schneider Electric IONXXXX series power meters ION73XX series, ION75XX series, ION76XX series, ION8650 series, ION8800 series, and PM5XXX series. No authentication is configured by default. An unauthorized user can access the device management portal and make configuration changes.

Weakness: CWE-284 (Improper Access Control)

## Which versions are affected by CVE-2016-5815?

It affects 6 products.


Products: Schneider-Electric Ion5000, Schneider-Electric Ion7300, Schneider-Electric Ion7500, Schneider-Electric Ion7600, Schneider-Electric Ion8650, Schneider-Electric Ion8800.

## How do I fix CVE-2016-5815?

No fix has been published for CVE-2016-5815 yet. Limit exposure of the affected software until one is available.

## Is CVE-2016-5815 being exploited?

There is no known exploitation of CVE-2016-5815 in the wild and no public exploit code.

## Other vulnerabilities in Schneider Electric IONXXXX Series Power Meter Vulnerabilities

- [CVE-2016-5809](https://insights.sbomify.com/CVE-2016-5809/): Cross-site request forgery in Schneider Electric IONXXXX Series (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2016-5815 and fix it if it is affected.

What it is: CVE-2016-5815 is a critical missing authorization vulnerability in Schneider Electric IONXXXX Series Power Meter Vulnerabilities, published on 13 Feb 2017. 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-2016-5815 in the wild and no public exploit code.

Affected product: Schneider Electric IONXXXX Series Power Meter Vulnerabilities. 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-2016-5815/ (Markdown: https://insights.sbomify.com/CVE-2016-5815/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2016-5815
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2016-5815
- OSV: https://osv.dev/vulnerability/CVE-2016-5815

---
From sbomify Insights: https://insights.sbomify.com/CVE-2016-5815/
Summaries are generated and may contain mistakes; the official description above is the record.