# CVE-2018-7063: Auth bypass in Aruba ClearPass Policy Manager

> Disabled API administrators can retain read/write access to the XML API, allowing unauthorized access and potential compromise of the ClearPass instance.

- **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:** 7 Dec 2018
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-g5wv-8cpq-h4x2

## What is CVE-2018-7063?

CVE-2018-7063 is a high-severity authentication bypass vulnerability in Arubanetworks Clearpass Policy Manager, published on 7 Dec 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

In Aruba ClearPass, disabled API admins can still perform read/write operations. In certain circumstances, API admins in ClearPass which have been disabled may still be able to perform read/write operations on parts of the XML API. This can lead to unauthorized access to the API and complete compromise of the ClearPass instance if an attacker knows of the existence of these accounts.

Weakness: CWE-611 (Improper Restriction of XML External Entity Reference)

## Which versions are affected by CVE-2018-7063?

It affects 1 product.


Products: Arubanetworks Clearpass Policy Manager.

## How do I fix CVE-2018-7063?

No fix has been published for CVE-2018-7063 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-7063 being exploited?

There is no known exploitation of CVE-2018-7063 in the wild and no public exploit code.

## Other vulnerabilities in Arubanetworks Clearpass Policy Manager

- [CVE-2022-23657](https://insights.sbomify.com/CVE-2022-23657/): Auth bypass in Aruba ClearPass Policy Manager (critical 10.0)
- [CVE-2022-23658](https://insights.sbomify.com/CVE-2022-23658/): Auth bypass in Aruba ClearPass Policy Manager (critical 10.0)
- [CVE-2022-23660](https://insights.sbomify.com/CVE-2022-23660/): Auth bypass in Aruba ClearPass Policy Manager (critical 10.0)
- [CVE-2023-25589](https://insights.sbomify.com/CVE-2023-25589/): Unauthenticated Arbitrary User Creation Leads to Complete System Compromise (critical 9.8)
- [CVE-2021-37736](https://insights.sbomify.com/CVE-2021-37736/): Auth bypass in Aruba ClearPass Policy Manager (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-7063 and fix it if it is affected.

What it is: CVE-2018-7063 is a high-severity authentication bypass vulnerability in Arubanetworks Clearpass Policy Manager, published on 7 Dec 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-2018-7063 in the wild and no public exploit code.

Affected product: Arubanetworks Clearpass Policy Manager. 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-2018-7063/ (Markdown: https://insights.sbomify.com/CVE-2018-7063/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-7063
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-7063
- OSV: https://osv.dev/vulnerability/CVE-2018-7063

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From sbomify Insights: https://insights.sbomify.com/CVE-2018-7063/
Summaries are generated and may contain mistakes; the official description above is the record.