CVE-2005-0877: Thekelleys Dnsmasq

High severity, CVSS 7.5. EPSS: 1.9% chance of exploitation in the next 30 days.

Dnsmasq before 2.21 allows remote attackers to poison the DNS cache via answers to queries that were not made by Dnsmasq.

Affected products

• Thekelleys Dnsmasq: before 2.21 (fixed in 2.21)

Published 2005-05-02. Last modified 2026-06-16.