PROTOCOL-DNS -- Snort alerted on a Domain Name Server (DNS) protocol issue. These packets travel over UDP on port 53 to serve DNS queries--user website requests through a browser. Several vulnerability use-cases exist (ie, additional data could be sent with a request, which would contact a DNS server pre-prepared to send information back and forth).
PROTOCOL-DNS dnsmasq add_pseudoheader memory leak attempt
This event is generated when a dnsmasq add_pseudoheader memory leak attempt is detected. Impact: Attempted Denial of Service Details: Ease of Attack:
No information provided
No public information
No known false positives
Cisco Talos Intelligence Group
No rule groups
CVE-2017-14495Memory leak in dnsmasq before 2.78, when the --add-mac, --add-cpe-id or --add-subnet option is specified, allows remote attackers to cause a denial of service (memory consumption) via vectors involving DNS response creation.