CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
EPSS
Percentile
75.3%
ircu 2.10.12.05 and earlier allows remote attackers to discover the hidden
IP address of arbitrary +x users via a series of /silence commands with (1)
CIDR mask arguments or (2) certain other arguments that represent groups of
IP addresses, then monitoring CTCP ping replies.