CVE-2007-2765 Information

Description

blockhosts.py in BlockHosts before 2.0.3 does not properly parse daemon 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 logging in through ssh using a login name containing certain strings with an IP address which is not properly handled by a regular expression a related issue to CVE-2006-6301.

Reference

http://osvdb.org/36516 http://secunia.com/advisories/25352 http://www.aczoom.com/tools/blockhosts/CHANGES http://www.securityfocus.com/bid/24090 http://www.vupen.com/english/advisories/2007/1906 https://exchange.xforce.ibmcloud.com/vulnerabilities/34426