# CVE-2018-1070: Denial of service in routing

> A malicious user can cause a Denial of Service for other users by exploiting improper input validation in the OpenShift Routing configuration.

- **Severity:** Medium 6.5 (`CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** Yes
- **Published:** 12 Jun 2018
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-mfw5-7x4h-m4v5

## What is CVE-2018-1070?

CVE-2018-1070 is a medium-severity denial of service vulnerability in Redhat Openshift Container Platform, published on 12 Jun 2018. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

routing before version 3.10 is vulnerable to an improper input validation of the Openshift Routing configuration which can cause an entire shard to be brought down. A malicious user can use this vulnerability to cause a Denial of Service attack for other users of the router shard.

Weakness: CWE-20 (Improper Input Validation)

## Which versions are affected by CVE-2018-1070?

It affects 1 product.


Products: Redhat Openshift Container Platform.

## How do I fix CVE-2018-1070?

Upgrade to a fixed version.

## Is CVE-2018-1070 being exploited?

There is no known exploitation of CVE-2018-1070 in the wild and no public exploit code.

## Other vulnerabilities in Redhat Openshift Container Platform

- [CVE-2020-27836](https://insights.sbomify.com/CVE-2020-27836/): Missing authorization in cluster-ingress-operator (critical 9.8)
- [CVE-2018-1085](https://insights.sbomify.com/CVE-2018-1085/): Misconfiguration in openshift-ansible (critical 9.0)
- [CVE-2026-54099](https://insights.sbomify.com/CVE-2026-54099/): Privilege escalation in Red Hat OpenShift Container Platform 4 (high 8.8)
- [CVE-2026-1784](https://insights.sbomify.com/CVE-2026-1784/): Ose-cluster-ingress-operator: remote code execution through haproxy configuration injection (high 8.8)
- [CVE-2021-20182](https://insights.sbomify.com/CVE-2021-20182/): Privilege escalation in openshift (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-1070 and fix it if it is affected.

What it is: CVE-2018-1070 is a medium-severity denial of service vulnerability in Redhat Openshift Container Platform, published on 12 Jun 2018. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2018-1070 in the wild and no public exploit code.

Affected product: Redhat Openshift Container Platform. 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-2018-1070/ (Markdown: https://insights.sbomify.com/CVE-2018-1070/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-1070
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-1070
- OSV: https://osv.dev/vulnerability/CVE-2018-1070

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-1070/
Summaries are generated and may contain mistakes; the official description above is the record.