CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS
Percentile
87.8%
config/filter.d/cyrus-imap.conf in the cyrus-imap filter in Fail2ban before
0.8.11 allows remote attackers to trigger the blocking of an arbitrary IP
address via a crafted e-mail address that matches an improperly designed
regular expression.