# CVE-2019-8588: Null dereference in AirPort Base Station Firmware Update

> A remote attacker can cause a denial of service on Apple AirPort Base Stations via a null pointer dereference.

- **Severity:** High 7.5 (`CVSS:3.1/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:** 27 Oct 2020
- **Updated:** 4 Aug 2024
- **Also known as:** GHSA-4p49-59gq-x3fh

## What is CVE-2019-8588?

CVE-2019-8588 is a high-severity vulnerability in Apple AirPort Base Station Firmware Update, published on 27 Oct 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A null pointer dereference was addressed with improved input validation. This issue is fixed in AirPort Base Station Firmware Update 7.8.1, AirPort Base Station Firmware Update 7.9.1. A remote attacker may be able to cause a system denial of service.

Weakness: CWE-476 (NULL Pointer Dereference)

## Which versions are affected by CVE-2019-8588?

It affects 1 product.


Products: Apple Airport Base Station Firmware.

## How do I fix CVE-2019-8588?

No fix has been published for CVE-2019-8588 yet. Limit exposure of the affected software until one is available.

## Is CVE-2019-8588 being exploited?

There is no known exploitation of CVE-2019-8588 in the wild and no public exploit code.

## Other vulnerabilities in Apple AirPort Base Station Firmware Update

- [CVE-2019-8572](https://insights.sbomify.com/CVE-2019-8572/): Null dereference in AirPort Base Station Firmware Update (critical 9.8)
- [CVE-2019-8578](https://insights.sbomify.com/CVE-2019-8578/): Use after free in AirPort Base Station Firmware Update (critical 9.8)
- [CVE-2019-8581](https://insights.sbomify.com/CVE-2019-8581/): Information disclosure in AirPort Base Station Firmware Update (critical 9.8)
- [CVE-2015-7029](https://insights.sbomify.com/CVE-2015-7029/): Memory corruption in n/a (critical 9.8)
- [CVE-2015-7987](https://insights.sbomify.com/CVE-2015-7987/): Memory corruption in n/a (critical 9.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2019-8588 and fix it if it is affected.

What it is: CVE-2019-8588 is a high-severity vulnerability in Apple AirPort Base Station Firmware Update, published on 27 Oct 2020. 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-2019-8588 in the wild and no public exploit code.

Affected product: Apple AirPort Base Station Firmware Update. 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-2019-8588/ (Markdown: https://insights.sbomify.com/CVE-2019-8588/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2019-8588
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2019-8588
- OSV: https://osv.dev/vulnerability/CVE-2019-8588

---
From sbomify Insights: https://insights.sbomify.com/CVE-2019-8588/
Summaries are generated and may contain mistakes; the official description above is the record.