# CVE-2016-8938: File upload in UrbanCode Deploy

> Attackers can execute arbitrary code on UCD agent machines by uploading a specially crafted file that replaces server code.

- **Severity:** Critical 10.0 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/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:** 1 Feb 2017
- **Updated:** 6 Aug 2024
- **Also known as:** GHSA-6p5x-3fqf-87hc

## What is CVE-2016-8938?

CVE-2016-8938 is a critical vulnerability in Ibm Urbancode Deploy, published on 1 Feb 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

IBM UrbanCode Deploy could allow a user to execute code using a specially crafted file upload that would replace code on the server. This code could be executed on the UCD agent machines that host customer's production applications.

Weakness: CWE-284 (Improper Access Control)

## Which versions are affected by CVE-2016-8938?

It affects 1 product.


Products: Ibm Urbancode Deploy.

## How do I fix CVE-2016-8938?

No fix has been published for CVE-2016-8938 yet. Limit exposure of the affected software until one is available.

## Is CVE-2016-8938 being exploited?

There is no known exploitation of CVE-2016-8938 in the wild and no public exploit code.

## Other vulnerabilities in Ibm Urbancode Deploy

- [CVE-2014-8900](https://insights.sbomify.com/CVE-2014-8900/): Cross-site request forgery in n/a (high 8.8)
- [CVE-2020-4481](https://insights.sbomify.com/CVE-2020-4481/): XML external entity in UrbanCode Deploy (high 8.2)
- [CVE-2016-0271](https://insights.sbomify.com/CVE-2016-0271/): Auth bypass in n/a (high 8.2)
- [CVE-2017-1149](https://insights.sbomify.com/CVE-2017-1149/): XML external entity in UrbanCode Deploy (high 8.1)
- [CVE-2016-0267](https://insights.sbomify.com/CVE-2016-0267/): Information disclosure in n/a (high 7.7)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2016-8938 and fix it if it is affected.

What it is: CVE-2016-8938 is a critical vulnerability in Ibm Urbancode Deploy, published on 1 Feb 2017. 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-2016-8938 in the wild and no public exploit code.

Affected product: Ibm Urbancode Deploy. 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-2016-8938/ (Markdown: https://insights.sbomify.com/CVE-2016-8938/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2016-8938
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2016-8938
- OSV: https://osv.dev/vulnerability/CVE-2016-8938

---
From sbomify Insights: https://insights.sbomify.com/CVE-2016-8938/
Summaries are generated and may contain mistakes; the official description above is the record.