# CVE-2023-6849: kalcaddle kodbox app.php cover server-side request forgery

> Remote attackers can exploit a server-side request forgery vulnerability in kodbox to access internal resources or bypass security controls.

- **Severity:** High 7.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 16 Dec 2023
- **Updated:** 27 Aug 2024
- **Also known as:** GHSA-wgmx-pmm5-6g37

## What is CVE-2023-6849?

CVE-2023-6849 is a high-severity server-side request forgery vulnerability in kalcaddle kodbox, published on 16 Dec 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability was found in kalcaddle kodbox up to 1.48. It has been rated as critical. Affected by this issue is the function cover of the file plugins/fileThumb/app.php. The manipulation of the argument path leads to server-side request forgery. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 1.48.04 is able to address this issue. The patch is identified as 63a4d5708d210f119c24afd941d01a943e25334c. It is recommended to upgrade the affected component. VDB-248210 is the identifier assigned to this vulnerability.

Weakness: CWE-918 (Server-Side Request Forgery)

## Which versions are affected by CVE-2023-6849?

It affects 1 product.


Products: Kodcloud Kodbox.

## How do I fix CVE-2023-6849?

No fix has been published for CVE-2023-6849 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-6849 being exploited?

There is no known exploitation of CVE-2023-6849 in the wild and no public exploit code.

## Other vulnerabilities in kalcaddle kodbox

- [CVE-2023-39691](https://insights.sbomify.com/CVE-2023-39691/): Missing authorization in n/a (critical 9.8)
- [CVE-2023-48028](https://insights.sbomify.com/CVE-2023-48028/): Information disclosure in n/a (critical 9.8)
- [CVE-2023-29790](https://insights.sbomify.com/CVE-2023-29790/): Information disclosure in n/a (high 7.5)
- [CVE-2023-6848](https://insights.sbomify.com/CVE-2023-6848/): kalcaddle kodbox index.class.php check command injection (high 7.3)
- [CVE-2023-52068](https://insights.sbomify.com/CVE-2023-52068/): Cross-site scripting in n/a (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-6849 and fix it if it is affected.

What it is: CVE-2023-6849 is a high-severity server-side request forgery vulnerability in kalcaddle kodbox, published on 16 Dec 2023. 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-2023-6849 in the wild and no public exploit code.

Affected product: kalcaddle kodbox. 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-2023-6849/ (Markdown: https://insights.sbomify.com/CVE-2023-6849/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-6849
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-6849
- OSV: https://osv.dev/vulnerability/CVE-2023-6849

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-6849/
Summaries are generated and may contain mistakes; the official description above is the record.