# CVE-2016-9880: Missing authorization in GemFire broker for Cloud Foundry

> Unauthenticated API endpoints in the GemFire broker allow attackers to access and manipulate the managed cluster.

- **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:** 16 Mar 2018
- **Updated:** 16 Sep 2024
- **Also known as:** GHSA-2qmx-2jj7-w7qw

## What is CVE-2016-9880?

CVE-2016-9880 is a critical missing authorization vulnerability in Dell EMC GemFire broker for Cloud Foundry, published on 16 Mar 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The GemFire broker for Cloud Foundry 1.6.x before 1.6.5 and 1.7.x before 1.7.1 has multiple API endpoints which do not require authentication and could be used to gain access to the cluster managed by the broker.

Weakness: CWE-287 (Improper Authentication)

## Which versions are affected by CVE-2016-9880?

It affects 1 product.


Products: Pivotal Software Gemfire for Pivotal Cloud Foundry.

## How do I fix CVE-2016-9880?

No fix has been published for CVE-2016-9880 yet. Limit exposure of the affected software until one is available.

## Is CVE-2016-9880 being exploited?

There is no known exploitation of CVE-2016-9880 in the wild and no public exploit code.

## Other vulnerabilities in Dell EMC GemFire broker for Cloud Foundry

- [CVE-2016-9885](https://insights.sbomify.com/CVE-2016-9885/): Missing authorization in GemFire for PCF 1.6.x versions prior to 1.6.5 and 1.7.x versions prior to 1.7.1 (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2016-9880 and fix it if it is affected.

What it is: CVE-2016-9880 is a critical missing authorization vulnerability in Dell EMC GemFire broker for Cloud Foundry, published on 16 Mar 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-2016-9880 in the wild and no public exploit code.

Affected product: Dell EMC GemFire broker for Cloud Foundry. 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-2016-9880/ (Markdown: https://insights.sbomify.com/CVE-2016-9880/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2016-9880
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2016-9880
- OSV: https://osv.dev/vulnerability/CVE-2016-9880

---
From sbomify Insights: https://insights.sbomify.com/CVE-2016-9880/
Summaries are generated and may contain mistakes; the official description above is the record.