CVE-2006-6302: Medium severity fail2ban fail2ban vulnerability
fail2ban 0.7.4 and earlier does not properly parse sshd log files, which allows remote attackers to add arbitrary hosts to the /etc/hosts.deny file and cause a denial of service by adding arbitrary IP addresses to the sshd log file, as demonstrated by logging in via ssh with a login name containing certain strings with an IP address.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2006-6302?
The CVE-2006-6302 vulnerability is classified as a medium severity issue due to its potential for denial of service.
How do I fix CVE-2006-6302?
To fix CVE-2006-6302, upgrade to fail2ban version 0.7.5 or later, as it addresses the log parsing vulnerability.
What systems are affected by CVE-2006-6302?
CVE-2006-6302 affects fail2ban versions 0.7.4 and earlier.
What type of attack is possible with CVE-2006-6302?
CVE-2006-6302 allows remote attackers to exploit log file parsing issues to create denial of service conditions.
How does CVE-2006-6302 impact SSH services?
CVE-2006-6302 can lead to arbitrary IP addresses being added to the /etc/hosts.deny file, blocking legitimate SSH connections.