# CVE-2018-7361: Null dereference in ZXHN F670

> An attacker can cause a denial of service on ZTE ZXHN F670 devices via the appviahttp service due to a null pointer dereference.

- **Severity:** Medium 6.5 (`CVSS:3.0/AV:A/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:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 16 Nov 2018
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-vq42-379v-g652

## What is CVE-2018-7361?

CVE-2018-7361 is a medium-severity vulnerability in ZTE ZXHN F670, published on 16 Nov 2018. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

All versions up to V1.1.10P3T18 of ZTE ZXHN F670 product are impacted by null pointer dereference vulnerability, which may allows an attacker to cause a denial of service via appviahttp service.

Weakness: CWE-476 (NULL Pointer Dereference)

## Which versions are affected by CVE-2018-7361?

It affects 1 product.


Products: Zte Zxhn F670 Firmware.

## How do I fix CVE-2018-7361?

No fix has been published for CVE-2018-7361 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-7361 being exploited?

There is no known exploitation of CVE-2018-7361 in the wild and no public exploit code.

## Other vulnerabilities in ZTE ZXHN F670

- [CVE-2018-7360](https://insights.sbomify.com/CVE-2018-7360/): Information disclosure in ZXHN F670 (critical 9.6)
- [CVE-2018-7359](https://insights.sbomify.com/CVE-2018-7359/): Memory corruption in ZXHN F670 (critical 9.0)
- [CVE-2019-3417](https://insights.sbomify.com/CVE-2019-3417/): Command injection in ZXHN F670 (high 8.1)
- [CVE-2018-7362](https://insights.sbomify.com/CVE-2018-7362/): Missing authorization in ZXHN F670 (high 7.5)
- [CVE-2019-3418](https://insights.sbomify.com/CVE-2019-3418/): Cross-site scripting in ZXHN F670 (medium 5.7)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-7361 and fix it if it is affected.

What it is: CVE-2018-7361 is a medium-severity vulnerability in ZTE ZXHN F670, published on 16 Nov 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-2018-7361 in the wild and no public exploit code.

Affected product: ZTE ZXHN F670. 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-2018-7361/ (Markdown: https://insights.sbomify.com/CVE-2018-7361/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-7361
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-7361
- OSV: https://osv.dev/vulnerability/CVE-2018-7361

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-7361/
Summaries are generated and may contain mistakes; the official description above is the record.