VULNERABILITY INTELLIGENCE
CVE-1999-0063
CVSS score5 MEDIUM
EPSS probability8.25%
CISA KEVNot currently listed
Published1999-01-11
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:P
Description
Cisco IOS 12.0 and other versions can be crashed by malicious UDP packets to the syslog port.