dnsmasq: Denial of Service and DNS spoofing

Background Dnsmasq is a lightweight and easily-configurable DNS forwarder and DHCP server. Description Dan Kaminsky of IOActive reported that dnsmasq does not randomize UDP source ports when forwarding DNS queries to a recursing DNS server CVE-2008-1447. Carlos Carvalho reported that dnsmasq in t...

Multiple Vendor DNS Response Flooding Denial Of Service

The remote DNS server is vulnerable to a denial of service attack because it replies to DNS responses. An attacker could exploit this vulnerability by spoofing a DNS packet so that it appears to come from 127.0.0.1 and make the remote DNS server enter into an infinite loop, therefore denying...