Secunia Security Advisory – Some vulnerabilities have been reported in ModSecurity, which can be exploited by malicious people to bypass certain security restrictions and cause a DoS (Denial of Service).
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/86189/sa38460.txt
Source: https://packetstormsecurity.com/files/86189/Secunia-Security-Advisory-38460.html