ID:3637 - Exploit for Heap-based buffer overflow in Apache HTTP Server - CVE-2011-3607

Link to public exploit:

Vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Integer overflow in the ap_pregsub function in server/util.c in the Apache HTTP Server 2.0.x through 2.0.64 and 2.2.x through 2.2.21, when the mod_setenvif module is enabled,. A remote attacker can use a .htaccess file with a crafted SetEnvIf directive to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation