CVE-2008-3350: The Kelleys Dnsmasq

Medium severity, CVSS 5.0. EPSS: 1.7% chance of exploitation in the next 30 days.

dnsmasq 2.43 allows remote attackers to cause a denial of service (daemon crash) by (1) sending a DHCPINFORM while lacking a DHCP lease, or (2) attempting to renew a nonexistent DHCP lease for an invalid subnet as an "unknown client," a different vulnerability than CVE-2008-3214.

Affected products

• The Kelleys Dnsmasq: version 2.43 only

Published 2008-07-28. Last modified 2026-06-16.