CVE-2007-6276: Apple Mac OS X

High severity, CVSS 7.8. EPSS: 9.1% chance of exploitation in the next 30 days.

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.

Affected products

• Apple Mac OS X: version 10.5 only; version 10.5.1 only; version 10.5.2 only; version 10.5.3 only
• Apple Mac OS X Server: version 10.5 only; version 10.5.1 only; version 10.5.2 only; version 10.5.3 only

Published 2007-12-07. Last modified 2026-06-16.