Vulnerability in Windows Shell could allow remote code execution
D-SWAT

  We had released the news for 0-day vulnerability in Windows Shell last week. The original news is HERE.

  Microsoft has updated their security advisory 2286198 to describe further attack vectors for this vulnerability. The vulnerability can be exploited using .LNK files on removable drives, via WebDav and network shares, using .PIF files as well as .LNK, and documents that can have embedded shortcuts within them.

  As demonstrated in the wild in July 2010, and originally reported for malware that leverages CVE-2010-2772 in Siemens WinCC SCADA systems.


Workarounds:

  1. Microsoft recommends that coustomers use the automated Microsoft "Fix it" solution to enable or disable the workaround.
      For the detail information, please refer to Microsoft Knowledge Base Article 2286198.

  2. D-SWAT has gotten the exploit code and virus samples. The related DT-AV and DT-AI signatures are listed below.

      DT-AV:
        99330 Trojan.Stuxnet!DT

      DT-AI:
        5468 Malicious MPF DNS
        5469 Malicious todaysfutbol DNS


      Please keep AV and AI signatures up to date.


References:

  http://www.microsoft.com/technet/security/advisory/2286198.mspx
  http://support.microsoft.com/kb/2286198
  http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2010-2568
  http://www.kb.cert.org/vuls/id/940193



The information from Draytek Corp.


About DrayTek

DrayTek Corp., founded in 1997, is a global provider of comprehensive network security, remote access and VoIP solutions for residential/small office and Small and Medium Enterprises(SME) use. To meet the needs of customers for quality and cost-effectiveness, DrayTek, with technologies integrated with real-time Anti-Virus/Anti-Intrusion system, VPN, VoIP and xDSL broadband access, has successfully delivered total network protection worldwide. For more information, please visit the company's website at http://www.draytek.com.

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