# CVE-2020-10963: FrozenNode Laravel-Administrator unrestricted file upload

> Attackers can upload malicious PHP files disguised as images to achieve remote code execution in the discontinued Laravel Administrator package.

- **Severity:** High 7.2 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 25 Mar 2020
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-9r2j-rg24-fvpj

## What is CVE-2020-10963?

CVE-2020-10963 is a high-severity vulnerability in n/a, published on 25 Mar 2020. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

FrozenNode Laravel-Administrator through 5.0.12 allows unrestricted file upload (and consequently Remote Code Execution) via admin/tips_image/image/file_upload image upload with PHP content within a GIF image that has the .php extension. NOTE: this product is discontinued.

Weakness: CWE-434 (Unrestricted Upload of File with Dangerous Type)

## Which versions are affected by CVE-2020-10963?

2 open source packages ship an affected version, including frozennode/administrator. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `frozennode/administrator` | Packagist | All versions to 5.0.12 | None |
| `frozennode/administrator` | Packagist | All versions to 5.0.12 | None |

Products: Frozennode Laravel-Administrator.

## How do I fix CVE-2020-10963?

No fix has been published for CVE-2020-10963 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-10963 being exploited?

There is no known exploitation of CVE-2020-10963 in the wild and no public exploit code.

Public exploit code:

- Laravel Administrator 4 - Unrestricted File Upload (Authenticated) (exploitdb)
- https://github.com/scopion/CVE-2020-10963 (github_poc): https://github.com/scopion/CVE-2020-10963

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-10963 and fix it if it is affected.

What it is: CVE-2020-10963 is a high-severity vulnerability in n/a, published on 25 Mar 2020. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2020-10963 in the wild and no public exploit code.

Affected packages and fixed versions:
- frozennode/administrator (Packagist): affected all versions up to 5.0.12; no fix listed
- frozennode/administrator (Packagist): affected all versions up to 5.0.12; no fix listed

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-2020-10963/ (Markdown: https://insights.sbomify.com/CVE-2020-10963/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-10963
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-10963
- OSV: https://osv.dev/vulnerability/CVE-2020-10963

---
From sbomify Insights: https://insights.sbomify.com/CVE-2020-10963/
Summaries are generated and may contain mistakes; the official description above is the record.