# CVE-2020-2276: System command execution vulnerability in Selection tasks Jenkins Plugin

> Attackers with Job/Configure permission can execute arbitrary system commands on the Jenkins controller via the Selection tasks Plugin.

- **Severity:** High 8.8 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 16 Sep 2020
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-79h8-7735-v3f9

## What is CVE-2020-2276?

CVE-2020-2276 is a high-severity command injection vulnerability in Jenkins Selection tasks Plugin, published on 16 Sep 2020. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Jenkins Selection tasks Plugin 1.0 and earlier executes a user-specified program on the Jenkins controller, allowing attackers with Job/Configure permission to execute an arbitrary system command on the Jenkins controller as the OS user that the Jenkins process is running as.

Weakness: CWE-78 (Improper Neutralization of Special Elements used in an OS Command)

## Which versions are affected by CVE-2020-2276?

2 open source packages ship an affected version, including org.jvnet.hudson.plugins:selection-tasks-plugin. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `org.jvnet.hudson.plugins:selection-tasks-plugin` | Maven | All versions to 1.0 | None |
| `org.jvnet.hudson.plugins:selection-tasks-plugin` | Maven | All versions to 1.0 | None |

Products: Jenkins Selection Tasks.

## How do I fix CVE-2020-2276?

No fix has been published for CVE-2020-2276 yet. Limit exposure of the affected software until one is available.

## Is CVE-2020-2276 being exploited?

There is no known exploitation of CVE-2020-2276 in the wild and no public exploit code.

## Other vulnerabilities in Jenkins Selection tasks Plugin

- [CVE-2022-30967](https://insights.sbomify.com/CVE-2022-30967/): Cross site scripting in Jenkins Selection tasks Plugin (medium 5.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2020-2276 and fix it if it is affected.

What it is: CVE-2020-2276 is a high-severity command injection vulnerability in Jenkins Selection tasks Plugin, published on 16 Sep 2020. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2020-2276 in the wild and no public exploit code.

Affected packages and fixed versions:
- org.jvnet.hudson.plugins:selection-tasks-plugin (Maven): affected all versions up to 1.0; no fix listed
- org.jvnet.hudson.plugins:selection-tasks-plugin (Maven): affected all versions up to 1.0; 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-2020-2276/ (Markdown: https://insights.sbomify.com/CVE-2020-2276/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2020-2276
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-2276
- OSV: https://osv.dev/vulnerability/CVE-2020-2276

---
From sbomify Insights: https://insights.sbomify.com/CVE-2020-2276/
Summaries are generated and may contain mistakes; the official description above is the record.