# CVE-2024-12305: Object-Level Access Control Vulnerability Allows Unauthorized Access to Student Grades in Unifiedtransform

> A malicious student can view other students' grades by manipulating the student_id parameter due to insufficient access control checks.

- **Severity:** Medium 4.3 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/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:** 9 Dec 2024
- **Updated:** 9 Dec 2024
- **Also known as:** GHSA-3fh3-9f74-h562

## What is CVE-2024-12305?

CVE-2024-12305 is a medium-severity missing authorization vulnerability in Unifiedtransform, published on 9 Dec 2024. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

An object-level access control vulnerability in Unifiedtransform version 2.0 and potentially earlier versions allows unauthorized access to student grades. A malicious student user can view grades of other students by manipulating the student_id parameter in the marks viewing endpoint. The vulnerability exists due to insufficient access control checks in MarkController.php. At the time of publication of the CVE no patch is available.

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

## Which versions are affected by CVE-2024-12305?


## How do I fix CVE-2024-12305?

No fix has been published for CVE-2024-12305 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-12305 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-12305 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-12305 and fix it if it is affected.

What it is: CVE-2024-12305 is a medium-severity missing authorization vulnerability in Unifiedtransform, published on 9 Dec 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-2024-12305 exists.

Affected product: Unifiedtransform. 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-2024-12305/ (Markdown: https://insights.sbomify.com/CVE-2024-12305/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-12305
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-12305
- OSV: https://osv.dev/vulnerability/CVE-2024-12305

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-12305/
Summaries are generated and may contain mistakes; the official description above is the record.