# CVE-2019-1003086: CSRF vulnerability in Jenkins sinatra-chef-builder Plugin

> Attackers can force users to initiate connections to malicious servers via CSRF in the Jenkins Chef Sinatra Plugin.

- **Severity:** Medium 6.5 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 4 Apr 2019
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-6mgq-vh7r-gccc

## What is CVE-2019-1003086?

CVE-2019-1003086 is a medium-severity vulnerability in Jenkins Chef Sinatra Plugin, published on 4 Apr 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

A cross-site request forgery vulnerability in Jenkins Chef Sinatra Plugin in the ChefBuilderConfiguration.DescriptorImpl#doTestConnection form validation method allows attackers to initiate a connection to an attacker-specified server.

Weakness: CWE-352 (Cross-Site Request Forgery)

## Which versions are affected by CVE-2019-1003086?

2 open source packages ship an affected version, including org.jenkins-ci.plugins:sinatra-chef-builder. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `org.jenkins-ci.plugins:sinatra-chef-builder` | Maven | All versions to 1.20 | None |
| `org.jenkins-ci.plugins:sinatra-chef-builder` | Maven | All versions to 1.20 | None |

Products: Jenkins Chef Sinatra.

## How do I fix CVE-2019-1003086?

No fix has been published for CVE-2019-1003086 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-1003086 being exploited?

There is no known exploitation of CVE-2019-1003086 in the wild and no public exploit code.

## Other vulnerabilities in Jenkins Chef Sinatra Plugin

- [CVE-2022-25207](https://insights.sbomify.com/CVE-2022-25207/): CSRF vulnerability in Jenkins Chef Sinatra Plugin allow XXE (high 8.8)
- [CVE-2022-25208](https://insights.sbomify.com/CVE-2022-25208/): Missing permission checks in Jenkins Chef Sinatra Plugin allow XXE (high 8.8)
- [CVE-2022-25209](https://insights.sbomify.com/CVE-2022-25209/): Improper Restriction of XML External Entity Reference in Jenkins Chef Sinatra (high 8.8)
- [CVE-2019-1003087](https://insights.sbomify.com/CVE-2019-1003087/): Missing permission check in Jenkins sinatra-chef-builder Plugin (medium 6.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-1003086 and fix it if it is affected.

What it is: CVE-2019-1003086 is a medium-severity vulnerability in Jenkins Chef Sinatra Plugin, published on 4 Apr 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2019-1003086 in the wild and no public exploit code.

Affected packages and fixed versions:
- org.jenkins-ci.plugins:sinatra-chef-builder (Maven): affected all versions up to 1.20; no fix listed
- org.jenkins-ci.plugins:sinatra-chef-builder (Maven): affected all versions up to 1.20; 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-2019-1003086/ (Markdown: https://insights.sbomify.com/CVE-2019-1003086/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-1003086
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-1003086
- OSV: https://osv.dev/vulnerability/CVE-2019-1003086

---
From sbomify Insights: https://insights.sbomify.com/CVE-2019-1003086/
Summaries are generated and may contain mistakes; the official description above is the record.