# CVE-2016-5590: Auth bypass in MySQL Enterprise Monitor

> High-privileged attackers can compromise MySQL Enterprise Monitor via network access, leading to full system takeover.

- **Severity:** High 7.2 (`CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 27 Jan 2017
- **Updated:** 9 Oct 2024
- **Also known as:** GHSA-9v29-vghv-pj7f

## What is CVE-2016-5590?

CVE-2016-5590 is a high-severity authentication bypass vulnerability in Oracle Mysql Enterprise Monitor, published on 27 Jan 2017. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

Vulnerability in the MySQL Enterprise Monitor component of Oracle MySQL (subcomponent: Monitoring: Agent). Supported versions that are affected are 3.1.3.7856 and earlier. Easily exploitable vulnerability allows high privileged attacker with network access via TLS to compromise MySQL Enterprise Monitor. Successful attacks of this vulnerability can result in takeover of MySQL Enterprise Monitor. CVSS v3.0 Base Score 7.2 (Confidentiality, Integrity and Availability impacts).

## Which versions are affected by CVE-2016-5590?

It affects 1 product.


Products: Oracle Mysql Enterprise Monitor.

## How do I fix CVE-2016-5590?

No fix has been published for CVE-2016-5590 yet. Limit exposure of the affected software until one is available.

## Is CVE-2016-5590 being exploited?

There is no known exploitation of CVE-2016-5590 in the wild and no public exploit code.

## Other vulnerabilities in Oracle Mysql Enterprise Monitor

- [CVE-2017-10424](https://insights.sbomify.com/CVE-2017-10424/): Auth bypass in MySQL Enterprise Monitor (high 8.8)
- [CVE-2017-3306](https://insights.sbomify.com/CVE-2017-3306/): Missing authorization in MySQL Enterprise Monitor (high 8.3)
- [CVE-2016-3461](https://insights.sbomify.com/CVE-2016-3461/): Other in n/a (high 7.2)
- [CVE-2017-3307](https://insights.sbomify.com/CVE-2017-3307/): Missing authorization in MySQL Enterprise Monitor (low 3.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2016-5590 and fix it if it is affected.

What it is: CVE-2016-5590 is a high-severity authentication bypass vulnerability in Oracle Mysql Enterprise Monitor, published on 27 Jan 2017. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2016-5590 in the wild and no public exploit code.

Affected product: Oracle Mysql Enterprise Monitor. 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-2016-5590/ (Markdown: https://insights.sbomify.com/CVE-2016-5590/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2016-5590
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2016-5590
- OSV: https://osv.dev/vulnerability/CVE-2016-5590

---
From sbomify Insights: https://insights.sbomify.com/CVE-2016-5590/
Summaries are generated and may contain mistakes; the official description above is the record.