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/postfix.conf in the postfix 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.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | fail2ban | <Â 0.8.11-1 | fail2ban_0.8.11-1_all.deb |
Debian | 11 | all | fail2ban | <Â 0.8.11-1 | fail2ban_0.8.11-1_all.deb |
Debian | 999 | all | fail2ban | <Â 0.8.11-1 | fail2ban_0.8.11-1_all.deb |
Debian | 13 | all | fail2ban | <Â 0.8.11-1 | fail2ban_0.8.11-1_all.deb |