# CVE-2018-12469: Null dereference in Micro Focus Enterprise Developer, Micro Focus Enterprise Server

> Attackers can cause a denial of service by sending an invalid HTTP parameter to the Micro Focus Enterprise Server administration interface.

- **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:** 12 Oct 2018
- **Updated:** 16 Sep 2024
- **Also known as:** GHSA-r7hc-3qcj-83xr

## What is CVE-2018-12469?

CVE-2018-12469 is a high-severity vulnerability in Micro Focus Enterprise Developer, Micro Focus Enterprise Server, published on 12 Oct 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Incorrect handling of an invalid value for an HTTP request parameter by Directory Server (aka Enterprise Server Administration web UI) in Micro Focus Enterprise Developer and Enterprise Server 2.3 Update 2 and earlier, 3.0 before Patch Update 12, and 4.0 before Patch Update 2 causes a null pointer dereference (CWE-476) and subsequent denial of service due to process termination.

Weakness: CWE-476 (NULL Pointer Dereference)

## Which versions are affected by CVE-2018-12469?

It affects 2 products.


Products: Microfocus Enterprise Developer, Microfocus Enterprise Server.

## How do I fix CVE-2018-12469?

No fix has been published for CVE-2018-12469 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-12469 being exploited?

There is no known exploitation of CVE-2018-12469 in the wild and no public exploit code.

## Other vulnerabilities in Micro Focus Enterprise Developer, Micro Focus Enterprise Server

- [CVE-2017-7420](https://insights.sbomify.com/CVE-2017-7420/): Auth bypass in Micro Focus Enterprise Developer, Micro Focus Enterprise Server (critical 9.8)
- [CVE-2020-9523](https://insights.sbomify.com/CVE-2020-9523/): Information disclosure in Enterprise developer and server. (high 8.8)
- [CVE-2017-7423](https://insights.sbomify.com/CVE-2017-7423/): Cross-site request forgery in Micro Focus Enterprise Developer, Micro Focus Enterprise Server (high 8.8)
- [CVE-2017-7424](https://insights.sbomify.com/CVE-2017-7424/): Path traversal in Micro Focus Enterprise Developer, Micro Focus Enterprise Server (medium 6.5)
- [CVE-2019-11651](https://insights.sbomify.com/CVE-2019-11651/): Cross-site scripting in Micro Focus Enterprise Developer and Enterprise Server (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-12469 and fix it if it is affected.

What it is: CVE-2018-12469 is a high-severity vulnerability in Micro Focus Enterprise Developer, Micro Focus Enterprise Server, published on 12 Oct 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-2018-12469 in the wild and no public exploit code.

Affected product: Micro Focus Enterprise Developer, Micro Focus Enterprise Server. 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-2018-12469/ (Markdown: https://insights.sbomify.com/CVE-2018-12469/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-12469
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-12469
- OSV: https://osv.dev/vulnerability/CVE-2018-12469

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-12469/
Summaries are generated and may contain mistakes; the official description above is the record.