# CVE-2018-18934: File upload in n/a

> Attackers can upload malicious ZIP files containing PHP code via the admin component interface, leading to remote code execution.

- **Severity:** Critical 9.8 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 5 Nov 2018
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-f6jc-7p8x-395g

## What is CVE-2018-18934?

CVE-2018-18934 is a critical vulnerability in n/a, published on 5 Nov 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

An issue was discovered in PopojiCMS v2.0.1. admin_component.php is exploitable via the po-admin/route.php?mod=component&act=addnew URI by using the fupload parameter to upload a ZIP file containing arbitrary PHP code (that is extracted and can be executed). This can also be exploited via CSRF.

Weakness: CWE-434 (Unrestricted Upload of File with Dangerous Type), CWE-352 (Cross-Site Request Forgery)

## Which versions are affected by CVE-2018-18934?

It affects 1 product.


Products: Popojicms Popojicms.

## How do I fix CVE-2018-18934?

No fix has been published for CVE-2018-18934 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-18934 being exploited?

There is no known exploitation of CVE-2018-18934 in the wild and no public exploit code.

## Other vulnerabilities in n/a

- [CVE-2022-47766](https://insights.sbomify.com/CVE-2022-47766/): File upload in n/a (high 8.8)
- [CVE-2019-9549](https://insights.sbomify.com/CVE-2019-9549/): Cross-site request forgery in n/a (high 8.8)
- [CVE-2018-18935](https://insights.sbomify.com/CVE-2018-18935/): Cross-site request forgery in n/a (high 8.8)
- [CVE-2024-58284](https://insights.sbomify.com/CVE-2024-58284/): PopojiCMS 2.0.1 Remote Command Execution via Authenticated Metadata Settings (high 8.6)
- [CVE-2018-18936](https://insights.sbomify.com/CVE-2018-18936/): Path traversal in n/a (high 7.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-18934 and fix it if it is affected.

What it is: CVE-2018-18934 is a critical vulnerability in n/a, published on 5 Nov 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2018-18934 in the wild and no public exploit code.

Affected product: n/a. 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-2018-18934/ (Markdown: https://insights.sbomify.com/CVE-2018-18934/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-18934
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-18934
- OSV: https://osv.dev/vulnerability/CVE-2018-18934

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-18934/
Summaries are generated and may contain mistakes; the official description above is the record.