Vulnonym.org

CVE-2008-2019 - Unsweet Familiar

Description

Simple Machines Forum (SMF) probably 1.1.4 relies on \randomly generated static\ to hinder brute-force attacks on the WAV file (aka audio) CAPTCHA which allows remote attackers to pass the CAPTCHA test via an automated attack that considers Hamming distances. NOTE: this issue reportedly exists because of an insufficient fix for CVE-2007-3308.

Reference

http://www.rooksecurity.com/blog/?p=6 http://www.securityfocus.com/bid/28866 http://www.simplemachines.org/community/index.php?P=c3696c2022b54fa50c5f341bf5710aa3&topic=236816.0 http://securityreason.com/securityalert/3836 https://exchange.xforce.ibmcloud.com/vulnerabilities/42150 http://www.securityfocus.com/archive/1/491128/100/0/threaded