VULNERABILITY INTELLIGENCE
CVE-1999-1066
CVSS score5 MEDIUM
EPSS probability1.27%
CISA KEVNot currently listed
Published1999-12-22
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:P
Description
Quake 1 server responds to an initial UDP game connection request with a large amount of traffic, which allows remote attackers to use the server as an amplifier in a "Smurf" style attack on another host, by spoofing the connection request.