# CVE-2018-18980: XML external entity in n/a

> An attacker can exploit an XML External Entity vulnerability to read local files and transmit them to a remote server.

- **Severity:** High 7.5 (`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 6 Nov 2018
- **Updated:** 16 Sep 2024
- **Also known as:** GHSA-g7qq-6w8p-g7fm

## What is CVE-2018-18980?

CVE-2018-18980 is a high-severity vulnerability in Zohocorp Manageengine Opmanager, published on 6 Nov 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

An XML External Entity injection (XXE) vulnerability exists in Zoho ManageEngine Network Configuration Manager and OpManager before 12.3.214 via the RequestXML parameter in a /devices/ProcessRequest.do GET request. For example, the attacker can trigger the transmission of local files to an arbitrary remote FTP server.

Weakness: CWE-611 (Improper Restriction of XML External Entity Reference)

## Which versions are affected by CVE-2018-18980?

It affects 2 products.


Products: Zohocorp Manageengine Network Configuration Manager, Zohocorp Manageengine Opmanager.

## How do I fix CVE-2018-18980?

No fix has been published for CVE-2018-18980 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-18980 being exploited?

There is no known exploitation of CVE-2018-18980 in the wild and no public exploit code.

## Other vulnerabilities in Zohocorp Manageengine Opmanager

- [CVE-2021-43319](https://insights.sbomify.com/CVE-2021-43319/): Command injection in n/a (critical 9.8)
- [CVE-2021-41080](https://insights.sbomify.com/CVE-2021-41080/): SQL injection in n/a (critical 9.8)
- [CVE-2021-41081](https://insights.sbomify.com/CVE-2021-41081/): SQL injection in n/a (critical 9.8)
- [CVE-2023-29505](https://insights.sbomify.com/CVE-2023-29505/): Cross-site request forgery in n/a (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-18980 and fix it if it is affected.

What it is: CVE-2018-18980 is a high-severity vulnerability in Zohocorp Manageengine Opmanager, published on 6 Nov 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-2018-18980 in the wild and no public exploit code.

Affected product: Zohocorp Manageengine Opmanager. 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-2018-18980/ (Markdown: https://insights.sbomify.com/CVE-2018-18980/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-18980
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-18980
- OSV: https://osv.dev/vulnerability/CVE-2018-18980

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-18980/
Summaries are generated and may contain mistakes; the official description above is the record.