Security Updates give the most recent protection content for Norton Internet Security, which protect networked critical systems and remote and mobile users from unwanted network intrusions and hackers, as well as from viruses, Trojans, and worms.

To download and install the Security Update 620 you need to run LiveUpdate feature of Norton Internet Security product. Please note that LiveUpdate definition identifier of Security Update 620 is 20120523.001 and its description was last modified on May 23, 2012 4:07:13 PM PDT.

Security Update 620 adds coverage for the following vulnerabilities and threats:

• Web Attack: Malicious Javascript Website 9:
  This signature detects attempts to exploit machine through malicious JavaScript.
  
  
• Web Attack: Skin Crafter ActiveX Control Buffer Overflow:
  Skin Crafter is a software that is used to create custom skins for different windows applications. A buffer overflow vulnerability exists in version 3.0 that can allow remote code execution.
  
  

Security Update 620 provides updated coverage for the following vulnerabilities and threats:

• Web Attack: Malicious Javascript Website 2:
  This signature detects attempts to exploit machine through malicious JavaScript.
  
  
• Web Attack: Facebook LikeJacking Attack 31:
  This signature will detect malicious web pages which are used for facebook likejacking attacks.
  
  
• Web Attack: Malicious Toolkit Variant Activity 1:
  Malicious toolkits can exploit known vulnerabilities of the target system by using known vulnerabilities.
  
  
• Web Attack: Exploit Toolkit Website 5:
  This signature detect attempts to download exploits from a malicious toolkit which may compromise a computer through various vendor vulnerabilities.
  
  
• Web Attack: Blackhole Toolkit Website 21:
  This signature detects attempts to download exploits from Blackhole toolkit that may compromise a computer through various vendor vulnerabilities.