# CVE-2023-3133: Tutor LMS < 2.2.1 - Unauthenticated Access to Tutor LMS Lesson Resources via REST API

> Unauthenticated attackers can access private lesson resources via REST API due to missing permission checks in the Tutor LMS plugin.

- **Severity:** High 7.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 4 Jul 2023
- **Updated:** 21 Nov 2024
- **Also known as:** GHSA-6qxc-jv43-6qg3

## What is CVE-2023-3133?

CVE-2023-3133 is a high-severity missing authorization vulnerability in Unknown Tutor LMS, published on 4 Jul 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The Tutor LMS WordPress plugin before 2.2.1 does not implement adequate permission checks for REST API endpoints, allowing unauthenticated attackers to access information from Lessons that should not be publicly available.

## Which versions are affected by CVE-2023-3133?

It affects 1 product.


Products: Themeum Tutor Lms.

## How do I fix CVE-2023-3133?

No fix has been published for CVE-2023-3133 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-3133 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-3133 exists.

## Other vulnerabilities in Unknown Tutor LMS

- [CVE-2024-4223](https://insights.sbomify.com/CVE-2024-4223/): Tutor LMS <= 2.7.0 - Missing Authorization (critical 9.8)
- [CVE-2024-4318](https://insights.sbomify.com/CVE-2024-4318/): Tutor LMS <= 2.7.0 - Authenticated (Instructor+) SQL Injection (high 8.8)
- [CVE-2024-4351](https://insights.sbomify.com/CVE-2024-4351/): Tutor LMS Pro <= 2.7.0 - Missing Authorization to Privilege Escalation (high 8.8)
- [CVE-2024-4352](https://insights.sbomify.com/CVE-2024-4352/): Tutor LMS Pro <= 2.7.0 - Missing Authorization to SQL Injection (high 8.8)
- [CVE-2024-1751](https://insights.sbomify.com/CVE-2024-1751/): Tutor LMS – eLearning and online course solution <= 2.6.1 - Authenticated (Subscriber+) SQL Injection (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-3133 and fix it if it is affected.

What it is: CVE-2023-3133 is a high-severity missing authorization vulnerability in Unknown Tutor LMS, published on 4 Jul 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-3133 exists.

Affected product: Unknown Tutor LMS. 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-2023-3133/ (Markdown: https://insights.sbomify.com/CVE-2023-3133/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-3133
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-3133
- OSV: https://osv.dev/vulnerability/CVE-2023-3133

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-3133/
Summaries are generated and may contain mistakes; the official description above is the record.