# CVE-2017-14013: Auth bypass in ProMinent MultiFLEX M10a Controller

> Attackers can bypass logout mechanisms to maintain unauthorized access and assume the identity of authenticated users on the controller.

- **Severity:** Medium 5.6 (`CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 17 Oct 2017
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-7h4f-h4v7-62j6

## What is CVE-2017-14013?

CVE-2017-14013 is a medium-severity authentication bypass vulnerability in ProMinent MultiFLEX M10a Controller, published on 17 Oct 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A Client-Side Enforcement of Server-Side Security issue was discovered in ProMinent MultiFLEX M10a Controller web interface. The log out function in the application removes the user's session only on the client side. This may allow an attacker to bypass protection mechanisms, gain privileges, or assume the identity of an authenticated user.

Weakness: CWE-669 (Incorrect Resource Transfer Between Spheres), CWE-602 (Client-Side Enforcement of Server-Side Security)

## Which versions are affected by CVE-2017-14013?

It affects 1 product.


Products: Prominent Multiflex M10a Controller Firmware.

## How do I fix CVE-2017-14013?

No fix has been published for CVE-2017-14013 yet. Limit exposure of the affected software until one is available.

## Is CVE-2017-14013 being exploited?

There is no known exploitation of CVE-2017-14013 in the wild and no public exploit code.

## Other vulnerabilities in ProMinent MultiFLEX M10a Controller

- [CVE-2017-14005](https://insights.sbomify.com/CVE-2017-14005/): Auth bypass in ProMinent MultiFLEX M10a Controller (high 8.8)
- [CVE-2017-14011](https://insights.sbomify.com/CVE-2017-14011/): Cross-site request forgery in ProMinent MultiFLEX M10a Controller (high 8.8)
- [CVE-2017-14009](https://insights.sbomify.com/CVE-2017-14009/): Information disclosure in ProMinent MultiFLEX M10a Controller (medium 6.5)
- [CVE-2017-14007](https://insights.sbomify.com/CVE-2017-14007/): Auth bypass in ProMinent MultiFLEX M10a Controller (medium 5.6)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2017-14013 and fix it if it is affected.

What it is: CVE-2017-14013 is a medium-severity authentication bypass vulnerability in ProMinent MultiFLEX M10a Controller, published on 17 Oct 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-2017-14013 in the wild and no public exploit code.

Affected product: ProMinent MultiFLEX M10a Controller. 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-2017-14013/ (Markdown: https://insights.sbomify.com/CVE-2017-14013/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2017-14013
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2017-14013
- OSV: https://osv.dev/vulnerability/CVE-2017-14013

---
From sbomify Insights: https://insights.sbomify.com/CVE-2017-14013/
Summaries are generated and may contain mistakes; the official description above is the record.