# CVE-2018-6237: Denial of service in Trend Micro Smart Protection Server (Standalone)

> Unauthenticated remote attackers can cause a denial of service by filling the file system with crafted HTTP requests.

- **Severity:** High 7.5 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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:** 25 May 2018
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-4584-7932-cm8g

## What is CVE-2018-6237?

CVE-2018-6237 is a high-severity denial of service vulnerability in Trend Micro Smart Protection Server (Standalone), published on 25 May 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability in Trend Micro Smart Protection Server (Standalone) 3.x could allow an unauthenticated remote attacker to manipulate the product to send a large number of specially crafted HTTP requests to potentially cause the file system to fill up, eventually causing a denial of service (DoS) situation.

Weakness: CWE-400 (Uncontrolled Resource Consumption)

## Which versions are affected by CVE-2018-6237?

It affects 1 product.


Products: Trendmicro Smart Protection Server.

## How do I fix CVE-2018-6237?

No fix has been published for CVE-2018-6237 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-6237 being exploited?

There is no known exploitation of CVE-2018-6237 in the wild and no public exploit code.

## Other vulnerabilities in Trend Micro Smart Protection Server (Standalone)

- [CVE-2018-6231](https://insights.sbomify.com/CVE-2018-6231/): Command injection in Trend Micro Smart Protection Server (Standalone) (critical 9.8)
- [CVE-2017-14094](https://insights.sbomify.com/CVE-2017-14094/): Command injection in Trend Micro Smart Protection Server (Standalone) (critical 9.8)
- [CVE-2017-14097](https://insights.sbomify.com/CVE-2017-14097/): Information disclosure in Trend Micro Smart Protection Server (Standalone) (critical 9.8)
- [CVE-2016-6269](https://insights.sbomify.com/CVE-2016-6269/): Path traversal in n/a (critical 9.1)
- [CVE-2018-10350](https://insights.sbomify.com/CVE-2018-10350/): SQL injection in Trend Micro Smart Protection Server (Standalone) (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-6237 and fix it if it is affected.

What it is: CVE-2018-6237 is a high-severity denial of service vulnerability in Trend Micro Smart Protection Server (Standalone), published on 25 May 2018. 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-2018-6237 in the wild and no public exploit code.

Affected product: Trend Micro Smart Protection Server (Standalone). 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-2018-6237/ (Markdown: https://insights.sbomify.com/CVE-2018-6237/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-6237
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-6237
- OSV: https://osv.dev/vulnerability/CVE-2018-6237

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-6237/
Summaries are generated and may contain mistakes; the official description above is the record.