# CVE-2023-46666: Elastic Sharepoint Online Python Connector Improper Access Control

> Users with limited SharePoint access can read all site content via Elasticsearch due to improper access control in the connector.

- **Severity:** Medium 5.3 (`CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 26 Oct 2023
- **Updated:** 9 Sep 2024
- **Also known as:** GHSA-v2hx-f34m-8276

## What is CVE-2023-46666?

CVE-2023-46666 is a medium-severity missing authorization vulnerability in Elastic Sharepoint Online Python Connector, published on 26 Oct 2023. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

An issue was discovered when using Document Level Security and the SPO "Limited Access" functionality in Elastic Sharepoint Online Python Connector. If a user is assigned limited access permissions to an item on a Sharepoint site then that user would have read permissions to all content on the Sharepoint site through Elasticsearch.

Weakness: CWE-284 (Improper Access Control)

## Which versions are affected by CVE-2023-46666?

It affects 1 product.


Products: Elastic Elastic Sharepoint Online Python Connector.

## How do I fix CVE-2023-46666?

No fix has been published for CVE-2023-46666 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-46666 being exploited?

There is no known exploitation of CVE-2023-46666 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-46666 and fix it if it is affected.

What it is: CVE-2023-46666 is a medium-severity missing authorization vulnerability in Elastic Sharepoint Online Python Connector, published on 26 Oct 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-46666 in the wild and no public exploit code.

Affected product: Elastic Sharepoint Online Python Connector. 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-2023-46666/ (Markdown: https://insights.sbomify.com/CVE-2023-46666/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-46666
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-46666
- OSV: https://osv.dev/vulnerability/CVE-2023-46666

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From sbomify Insights: https://insights.sbomify.com/CVE-2023-46666/
Summaries are generated and may contain mistakes; the official description above is the record.