FortiGuard Center

FortiGuard Advisory (FGA-2007-06)

Malware Exploiting RPC Vulnerability in Microsoft Windows DNS Server
2007.April.19

Fortinet finds samples detected as W32/VanBot.BX!worm exploit Microsoft RPC Vulnerability on Windows DNS Server.

Summary:

The worm scans networks and attempts to spread by exploiting the vulnerability. Affected systems may be controlled by remote attacker via IRC.

Aliases: W32/Nirbot.worm!83E1220A, Win32.VanBot.bx, WORM_VANBOT.GC, W32/Rinbot.Q.worm, W32/Delbot-AI.

Risk:

  • Medium

Additional Information:

Solution:

  • Fortinet has protection in AV and IPS against the concerning malware and exploit.
    Please ensure the latest AV/IPS package is downloaded and installed on your system.

  • A workaround is available from Microsoft Security Advisory (935964).

References:



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Fortinet is the pioneer and leading provider of ASIC-accelerated unified threat management, or UTM, security systems, which are used by enterprises and service providers to increase their security while reducing total operating costs. Fortinet solutions were built from the ground up to integrate multiple levels of security protection--including firewall, antivirus, intrusion prevention, VPN, spyware prevention and anti-spam -- designed to help customers protect against network and content level threats. Leveraging a custom ASIC and unified interface, Fortinet solutions offer advanced security functionality that scales from remote office to chassis-based solutions with integrated management and reporting. Fortinet solutions have won multiple awards around the world and are the only security products that are certified in six programs by ICSA Labs: (Firewall, Antivirus, IPSec, SSL, Network IPS, and Anti-Spyware). Fortinet is privately held and based in Sunnyvale, California.