# CVE-2023-37947: Jenkins OpenShift Login Plugin vulnerable to Open Redirect

> Attackers can exploit improper redirect validation to perform phishing attacks against Jenkins users using the OpenShift Login Plugin.

- **Severity:** Medium 6.1 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/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:** Yes
- **Published:** 12 Jul 2023
- **Updated:** 7 Nov 2024
- **Also known as:** GHSA-35gf-xjgf-96c5

## What is CVE-2023-37947?

CVE-2023-37947 is a medium-severity vulnerability in Jenkins OpenShift Login Plugin, published on 12 Jul 2023. 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

Jenkins OpenShift Login Plugin 1.1.0.227.v27e08dfb_1a_20 and earlier improperly determines that a redirect URL after login is legitimately pointing to Jenkins, allowing attackers to perform phishing attacks.

Weakness: CWE-601 (URL Redirection to Untrusted Site)

## Which versions are affected by CVE-2023-37947?

2 open source packages ship an affected version, including org.openshift.jenkins:openshift-login. It affects 1 product.


| Package | Ecosystem | Affected | Fixed in |
| --- | --- | --- | --- |
| `org.openshift.jenkins:openshift-login` | Maven | All versions | 1.1.0.230.v5d7030b |
| `org.openshift.jenkins:openshift-login` | Maven | All versions | 1.1.0.230.v5d7030b |

Products: Jenkins Openshift Login.

## How do I fix CVE-2023-37947?

Upgrade org.openshift.jenkins:openshift-login to 1.1.0.230.v5d7030b or later.

## Is CVE-2023-37947 being exploited?

There is no known exploitation of CVE-2023-37947 in the wild and no public exploit code.

## Other vulnerabilities in Jenkins OpenShift Login Plugin

- [CVE-2023-37946](https://insights.sbomify.com/CVE-2023-37946/): Jenkins OpenShift Login Plugin session fixation vulnerability (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-37947 and fix it if it is affected.

What it is: CVE-2023-37947 is a medium-severity vulnerability in Jenkins OpenShift Login Plugin, published on 12 Jul 2023. 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-2023-37947 in the wild and no public exploit code.

Affected packages and fixed versions:
- org.openshift.jenkins:openshift-login (Maven): affected all versions; fixed in 1.1.0.230.v5d7030b
- org.openshift.jenkins:openshift-login (Maven): affected all versions; fixed in 1.1.0.230.v5d7030b

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-2023-37947/ (Markdown: https://insights.sbomify.com/CVE-2023-37947/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-37947
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-37947
- OSV: https://osv.dev/vulnerability/CVE-2023-37947

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-37947/
Summaries are generated and may contain mistakes; the official description above is the record.