# CVE-2023-1684: HadSky unrestricted upload

> Remote attackers can upload malicious files to HadSky, potentially leading to code execution on the server.

- **Severity:** Medium 4.7 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 29 Mar 2023
- **Updated:** 2 Aug 2024
- **Also known as:** GHSA-wfp4-6h74-29hv

## What is CVE-2023-1684?

CVE-2023-1684 is a medium-severity vulnerability in HadSky, published on 29 Mar 2023. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

A vulnerability was found in HadSky 7.7.16. It has been classified as problematic. This affects an unknown part of the file upload/index.php?c=app&a=superadmin:index. The manipulation leads to unrestricted upload. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-224241 was assigned to this vulnerability.

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

## Which versions are affected by CVE-2023-1684?

It affects 1 product.


Products: Hadsky Hadsky.

## How do I fix CVE-2023-1684?

No fix has been published for CVE-2023-1684 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-1684 being exploited?

There is no known exploitation of CVE-2023-1684 in the wild and no public exploit code.

## Other vulnerabilities in HadSky

- [CVE-2023-46428](https://insights.sbomify.com/CVE-2023-46428/): File upload in n/a (high 8.8)
- [CVE-2023-1685](https://insights.sbomify.com/CVE-2023-1685/): HadSky Installation Interface index.php command injection (medium 6.3)
- [CVE-2024-30885](https://insights.sbomify.com/CVE-2024-30885/): Cross-site scripting in n/a (medium 6.1)
- [CVE-2024-30886](https://insights.sbomify.com/CVE-2024-30886/): Cross-site scripting in n/a (medium 5.4)
- [CVE-2023-3579](https://insights.sbomify.com/CVE-2023-3579/): HadSky User cross-site request forgery (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-1684 and fix it if it is affected.

What it is: CVE-2023-1684 is a medium-severity vulnerability in HadSky, published on 29 Mar 2023. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-1684 in the wild and no public exploit code.

Affected product: HadSky. 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-2023-1684/ (Markdown: https://insights.sbomify.com/CVE-2023-1684/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-1684
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-1684
- OSV: https://osv.dev/vulnerability/CVE-2023-1684

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-1684/
Summaries are generated and may contain mistakes; the official description above is the record.