Vulnerability Description
BlockHosts before 2.0.4 does not properly parse (1) sshd and (2) vsftpd log files, which allows remote attackers to add arbitrary deny entries to the /etc/hosts.allow file and cause a denial of service by adding arbitrary IP addresses to a daemon log file, as demonstrated by connecting through ssh with a client protocol version identification containing an IP address string, or connecting through ftp with a username containing an IP address string, different vectors than CVE-2007-2765.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ac Zoom | Blockhosts | 2.0.4 |
References
- http://osvdb.org/36515
- http://www.aczoom.com/tools/blockhosts/CHANGES
- http://www.ossec.net/en/attacking-loganalysis.html
- http://osvdb.org/36515
- http://www.aczoom.com/tools/blockhosts/CHANGES
- http://www.ossec.net/en/attacking-loganalysis.html
FAQ
What is CVE-2007-4322?
CVE-2007-4322 is a vulnerability with a CVSS score of 6.8 (MEDIUM). BlockHosts before 2.0.4 does not properly parse (1) sshd and (2) vsftpd log files, which allows remote attackers to add arbitrary deny entries to the /etc/hosts.allow file and cause a denial of servic...
How severe is CVE-2007-4322?
CVE-2007-4322 has been rated MEDIUM with a CVSS base score of 6.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2007-4322?
Check the references section above for vendor advisories and patch information. Affected products include: Ac Zoom Blockhosts.