DDoS Exploit Targets Open Source Rejetto HFS

by Michael Mimoso          February 26, 2015 , 10:01 am

Apparently no vulnerability is too small, no application too obscure, to escape a hacker’s notice.

A honeypot run by Trustwave’s SpiderLabs research team recently snared an automated attack targeting users of the open source Rejetto HTTP File Server (Rejetto HFS). Someone was trying to exploit a vulnerability—which has since been patched—and install the well-known distributed denial-of-service tool IptabLes (unrelated to the Linux tool), also known as IptabLex.
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The exploit, sent from a possible compromised IP address in China, was targeting CVE-2014-6287, a remote code execution bug in Rejetto. Specifically, the vulnerability affects Rejetto versions prior to 2.3c; the vulnerability is in the findMacroMarker function. Barnett said the exploit relies on a null byte character to trigger the attack code, which is written in Microsoft VBScript.
 
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