# CVE-2018-7989: Auth bypass in Mate 10 pro

> An attacker can bypass App Lock authentication on Huawei Mate 10 Pro devices to access locked applications without authorization.

- **Severity:** Medium 4.6 (`CVSS:3.0/AV:P/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:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 17 Oct 2018
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-h46f-mmx9-64wg

## What is CVE-2018-7989?

CVE-2018-7989 is a medium-severity authentication bypass vulnerability in Huawei Technologies Co., Ltd. Mate 10 pro, published on 17 Oct 2018. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Huawei Mate 10 pro smartphones with the versions before BLA-AL00B 8.1.0.326(C00) have an improper authentication vulnerability. App Lock is a function to prevent unauthorized use of apps on smartphones, an attacker could directly change the lock password after a series of operations. Successful exploit could allow the attacker to use the application which is locked.

Weakness: CWE-287 (Improper Authentication)

## Which versions are affected by CVE-2018-7989?

It affects 1 product.


Products: Huawei Mate 10 Pro Firmware.

## How do I fix CVE-2018-7989?

No fix has been published for CVE-2018-7989 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-7989 being exploited?

There is no known exploitation of CVE-2018-7989 in the wild and no public exploit code.

## Other vulnerabilities in Huawei Technologies Co., Ltd. Mate 10 pro

- [CVE-2018-7934](https://insights.sbomify.com/CVE-2018-7934/): Denial of service in Mate 10 Pro (medium 5.5)
- [CVE-2018-7936](https://insights.sbomify.com/CVE-2018-7936/): Security feature bypass in Mate 10 Pro (medium 4.6)
- [CVE-2018-7990](https://insights.sbomify.com/CVE-2018-7990/): Security feature bypass in Mate10 Pro (medium 4.6)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-7989 and fix it if it is affected.

What it is: CVE-2018-7989 is a medium-severity authentication bypass vulnerability in Huawei Technologies Co., Ltd. Mate 10 pro, published on 17 Oct 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-2018-7989 in the wild and no public exploit code.

Affected product: Huawei Technologies Co., Ltd. Mate 10 pro. 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-2018-7989/ (Markdown: https://insights.sbomify.com/CVE-2018-7989/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-7989
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-7989
- OSV: https://osv.dev/vulnerability/CVE-2018-7989

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From sbomify Insights: https://insights.sbomify.com/CVE-2018-7989/
Summaries are generated and may contain mistakes; the official description above is the record.