# CVE-2024-3139: SourceCodester Computer Laboratory Management System save_users improper authorization

> Attackers can bypass authorization checks in the save_users function to modify user data or escalate privileges in the Computer Laboratory Management System.

- **Severity:** Medium 5.4 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L`)
- **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:** 1 Apr 2024
- **Updated:** 1 Aug 2024
- **Also known as:** GHSA-7g8v-p8gp-3mff

## What is CVE-2024-3139?

CVE-2024-3139 is a medium-severity missing authorization vulnerability in SourceCodester Computer Laboratory Management System, published on 1 Apr 2024. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability, which was classified as critical, has been found in SourceCodester Computer Laboratory Management System 1.0. Affected by this issue is the function save_users of the file /classes/Users.php?f=save. The manipulation of the argument id leads to improper authorization. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. VDB-258914 is the identifier assigned to this vulnerability.

Weakness: CWE-639 (Authorization Bypass Through User-Controlled Key), CWE-285 (Improper Authorization)

## Which versions are affected by CVE-2024-3139?

It affects 1 product.


Products: Oretnom23 Computer Laboratory Management System.

## How do I fix CVE-2024-3139?

No fix has been published for CVE-2024-3139 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-3139 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-3139 exists.

## Other vulnerabilities in SourceCodester Computer Laboratory Management System

- [CVE-2024-34479](https://insights.sbomify.com/CVE-2024-34479/): SQL injection in n/a (critical 9.8)
- [CVE-2024-34480](https://insights.sbomify.com/CVE-2024-34480/): SQL injection in n/a (critical 9.8)
- [CVE-2024-31546](https://insights.sbomify.com/CVE-2024-31546/): SQL injection in n/a (critical 9.8)
- [CVE-2024-31545](https://insights.sbomify.com/CVE-2024-31545/): SQL injection in n/a (critical 9.4)
- [CVE-2024-31547](https://insights.sbomify.com/CVE-2024-31547/): SQL injection in n/a (critical 9.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-3139 and fix it if it is affected.

What it is: CVE-2024-3139 is a medium-severity missing authorization vulnerability in SourceCodester Computer Laboratory Management System, published on 1 Apr 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-3139 exists.

Affected product: SourceCodester Computer Laboratory Management System. 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-2024-3139/ (Markdown: https://insights.sbomify.com/CVE-2024-3139/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-3139
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-3139
- OSV: https://osv.dev/vulnerability/CVE-2024-3139

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-3139/
Summaries are generated and may contain mistakes; the official description above is the record.